Update citation bibtex for publication and add cite()

CHANGELOG.md

@@ -7,6 +7,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased](https://github.com/qutip/QuantumToolbox.jl/tree/main)
 
+- Add `QuantumToolbox.cite()` for bibtex generator of `QuantumToolbox.jl`. ([#544])
+- Add `sortby` and `rev` keyword arguments to eigensolvers. ([#546])
+
 ## [v0.35.0]
 Release date: 2025-09-03
 
@@ -21,7 +24,6 @@ Release date: 2025-08-23
 
 - Improve Bloch sphere rendering for animation. ([#520])
 - Add support to `Enzyme.jl` for `sesolve` and `mesolve`. ([#531])
-- Add `sortby` and `rev` keyword arguments to eigensolvers. ([#546])
 
 ## [v0.34.0]
 Release date: 2025-07-29
@@ -315,4 +317,5 @@ Release date: 2024-11-13
 [#536]: https://github.com/qutip/QuantumToolbox.jl/issues/536
 [#537]: https://github.com/qutip/QuantumToolbox.jl/issues/537
 [#539]: https://github.com/qutip/QuantumToolbox.jl/issues/539
+[#544]: https://github.com/qutip/QuantumToolbox.jl/issues/544
 [#546]: https://github.com/qutip/QuantumToolbox.jl/issues/546

CITATION.bib

@@ -1,11 +1,13 @@
-@article{QuantumToolbox-jl2025,
-    title={{QuantumToolbox.jl}: An efficient {Julia} framework for simulating open quantum systems},
-    author={Mercurio, Alberto and Huang, Yi-Te and Cai, Li-Xun and Chen, Yueh-Nan and Savona, Vincenzo and Nori, Franco},
-    journal={arXiv preprint arXiv:2504.21440},
-    year={2025},
-    publisher = {arXiv},
-    eprint={2504.21440},
-    archivePrefix={arXiv},
-    primaryClass={quant-ph},
-    doi = {10.48550/arXiv.2504.21440}
+@article{QuantumToolbox.jl2025,
+  doi = {10.22331/q-2025-09-29-1866},
+  url = {https://doi.org/10.22331/q-2025-09-29-1866},
+  title = {Quantum{T}oolbox.jl: {A}n efficient {J}ulia framework for simulating open quantum systems},
+  author = {Mercurio, Alberto and Huang, Yi-Te and Cai, Li-Xun and Chen, Yueh-Nan and Savona, Vincenzo and Nori, Franco},
+  journal = {{Quantum}},
+  issn = {2521-327X},
+  publisher = {{Verein zur F{\"{o}}rderung des Open Access Publizierens in den Quantenwissenschaften}},
+  volume = {9},
+  pages = {1866},
+  month = sep,
+  year = {2025}
 }

README.md

@@ -24,8 +24,8 @@ and [Y.-T. Huang](https://github.com/ytdHuang).
 [license-img]: https://img.shields.io/badge/license-New%20BSD-blue.svg
 [license-url]: https://opensource.org/licenses/BSD-3-Clause
 
-[cite-img]: https://img.shields.io/badge/cite-arXiv%3A2504.21440_(2025)-blue
-[cite-url]: https://doi.org/10.48550/arXiv.2504.21440
+[cite-img]: https://img.shields.io/badge/cite-Quantum_9%2C_1866_(2025)-blue
+[cite-url]: https://doi.org/10.22331/q-2025-09-29-1866
 
 [download-img]: https://img.shields.io/badge/dynamic/json?url=http%3A%2F%2Fjuliapkgstats.com%2Fapi%2Fv1%2Ftotal_downloads%2FQuantumToolbox&query=total_requests&label=Downloads
 [download-url]: https://juliapkgstats.com/pkg/QuantumToolbox
@@ -179,19 +179,21 @@ You are most welcome to contribute to `QuantumToolbox.jl` development by forking
 For more information about contribution, including technical advice, please see the [Contributing to Quantum Toolbox in Julia](https://qutip.org/QuantumToolbox.jl/stable/resources/contributing).
 
 ## Cite `QuantumToolbox.jl`
-If you like `QuantumToolbox.jl`, we would appreciate it if you starred the repository in order to help us increase its visibility. Furthermore, if you find the framework useful in your research, we would be grateful if you could cite our arXiv preprint [ [arXiv:2504.21440 (2025)](https://doi.org/10.48550/arXiv.2504.21440)  ] using the following bibtex entry:
+If you like `QuantumToolbox.jl`, we would appreciate it if you starred the repository in order to help us increase its visibility. Furthermore, if you find the framework useful in your research, we would be grateful if you could cite our publication [ [Quantum 9, 1866 (2025)](https://doi.org/10.22331/q-2025-09-29-1866)  ] using the following bibtex entry:
 
 ```bib
-@article{QuantumToolbox-jl2025,
-    title={{QuantumToolbox.jl}: An efficient {Julia} framework for simulating open quantum systems},
-    author={Mercurio, Alberto and Huang, Yi-Te and Cai, Li-Xun and Chen, Yueh-Nan and Savona, Vincenzo and Nori, Franco},
-    journal={arXiv preprint arXiv:2504.21440},
-    year={2025},
-    publisher = {arXiv},
-    eprint={2504.21440},
-    archivePrefix={arXiv},
-    primaryClass={quant-ph},
-    doi = {10.48550/arXiv.2504.21440}
+@article{QuantumToolbox.jl2025,
+  doi = {10.22331/q-2025-09-29-1866},
+  url = {https://doi.org/10.22331/q-2025-09-29-1866},
+  title = {Quantum{T}oolbox.jl: {A}n efficient {J}ulia framework for simulating open quantum systems},
+  author = {Mercurio, Alberto and Huang, Yi-Te and Cai, Li-Xun and Chen, Yueh-Nan and Savona, Vincenzo and Nori, Franco},
+  journal = {{Quantum}},
+  issn = {2521-327X},
+  publisher = {{Verein zur F{\"{o}}rderung des Open Access Publizierens in den Quantenwissenschaften}},
+  volume = {9},
+  pages = {1866},
+  month = sep,
+  year = {2025}
 }
 ```
 

docs/src/getting_started/cite.md

@@ -1,17 +1,19 @@
 # [Cite QuantumToolbox.jl](@id doc:Cite)
 
-If you like `QuantumToolbox.jl`, we would appreciate it if you could cite our arXiv preprint [ [arXiv:2504.21440 (2025)](https://doi.org/10.48550/arXiv.2504.21440)  ] using the following bibtex entry:
+If you like `QuantumToolbox.jl`, we would appreciate it if you could cite our publication [ [Quantum 9, 1866 (2025)](https://doi.org/10.22331/q-2025-09-29-1866)  ] using the following bibtex entry:
 
 ```bib
-@article{QuantumToolbox-jl2025,
-    title={{QuantumToolbox.jl}: An efficient {Julia} framework for simulating open quantum systems},
-    author={Mercurio, Alberto and Huang, Yi-Te and Cai, Li-Xun and Chen, Yueh-Nan and Savona, Vincenzo and Nori, Franco},
-    journal={arXiv preprint arXiv:2504.21440},
-    year={2025},
-    publisher = {arXiv},
-    eprint={2504.21440},
-    archivePrefix={arXiv},
-    primaryClass={quant-ph},
-    doi = {10.48550/arXiv.2504.21440}
+@article{QuantumToolbox.jl2025,
+  doi = {10.22331/q-2025-09-29-1866},
+  url = {https://doi.org/10.22331/q-2025-09-29-1866},
+  title = {Quantum{T}oolbox.jl: {A}n efficient {J}ulia framework for simulating open quantum systems},
+  author = {Mercurio, Alberto and Huang, Yi-Te and Cai, Li-Xun and Chen, Yueh-Nan and Savona, Vincenzo and Nori, Franco},
+  journal = {{Quantum}},
+  issn = {2521-327X},
+  publisher = {{Verein zur F{\"{o}}rderung des Open Access Publizierens in den Quantenwissenschaften}},
+  volume = {9},
+  pages = {1866},
+  month = sep,
+  year = {2025}
 }
 ```

docs/src/resources/api.md

@@ -314,6 +314,7 @@ AbstractLinearMap
 QuantumToolbox.settings
 QuantumToolbox.versioninfo
 QuantumToolbox.about
+QuantumToolbox.cite
 gaussian
 n_thermal
 PhysicalConstants
@@ -342,4 +343,4 @@ add_line!
 add_arc!
 add_states!
 clear!
-```
+```

src/versioninfo.jl

@@ -2,7 +2,7 @@
 Command line output of information on QuantumToolbox, dependencies, and system information
 =#
 
-"""
+@doc raw"""
     QuantumToolbox.versioninfo(io::IO=stdout)
 
 Command line output of information on QuantumToolbox, dependencies, and system information, same as [`QuantumToolbox.about`](@ref).
@@ -36,20 +36,32 @@ function versioninfo(io::IO = stdout)
     )
 
     # print System information
-    println(io, "System information:")
-    println(io, "====================================")
-    println(io, """OS       : $(OS_name) ($(Sys.MACHINE))""")
-    println(io, """CPU      : $(length(cpu)) × $(cpu[1].model)""")
-    println(io, """Memory   : $(round(Sys.total_memory() / 2 ^ 30, digits=3)) GB""")
-    println(io, """WORD_SIZE: $(Sys.WORD_SIZE)""")
-    println(io, """LIBM     : $(Base.libm_name)""")
-    println(io, """LLVM     : libLLVM-$(Base.libllvm_version) ($(Sys.JIT), $(Sys.CPU_NAME))""")
-    println(io, """BLAS     : $(basename(BLAS_info.libname)) ($(BLAS_info.interface))""")
-    println(io, """Threads  : $(Threads.nthreads()) (on $(Sys.CPU_THREADS) virtual cores)""")
-    return print(io, "\n")
+    println(
+        io,
+        "System information:\n",
+        "====================================\n",
+        """OS       : $(OS_name) ($(Sys.MACHINE))\n""",
+        """CPU      : $(length(cpu)) × $(cpu[1].model)\n""",
+        """Memory   : $(round(Sys.total_memory() / 2 ^ 30, digits=3)) GB\n""",
+        """WORD_SIZE: $(Sys.WORD_SIZE)\n""",
+        """LIBM     : $(Base.libm_name)\n""",
+        """LLVM     : libLLVM-$(Base.libllvm_version) ($(Sys.JIT), $(Sys.CPU_NAME))\n""",
+        """BLAS     : $(basename(BLAS_info.libname)) ($(BLAS_info.interface))\n""",
+        """Threads  : $(Threads.nthreads()) (on $(Sys.CPU_THREADS) virtual cores)\n""",
+    )
+
+    # print citation information
+    println(
+        io,
+        "+---------------------------------------------------+\n",
+        "| Please cite QuantumToolbox.jl in your publication |\n",
+        "+---------------------------------------------------+\n",
+        "For your convenience, a bibtex reference can be easily generated using `QuantumToolbox.cite()`.\n",
+    )
+    return nothing
 end
 
-"""
+@doc raw"""
     QuantumToolbox.about(io::IO=stdout)
 
 Command line output of information on QuantumToolbox, dependencies, and system information, same as [`QuantumToolbox.versioninfo`](@ref).
@@ -64,3 +76,27 @@ function _get_pkg_version(pkg_name::String)
         end
     end
 end
+
+@doc raw"""
+    QuantumToolbox.cite(io::IO = stdout)
+
+Command line output of citation information and bibtex generator for `QuantumToolbox.jl`.
+"""
+function cite(io::IO = stdout)
+    citation = raw"""
+    @article{QuantumToolbox.jl2025,
+      doi = {10.22331/q-2025-09-29-1866},
+      url = {https://doi.org/10.22331/q-2025-09-29-1866},
+      title = {Quantum{T}oolbox.jl: {A}n efficient {J}ulia framework for simulating open quantum systems},
+      author = {Mercurio, Alberto and Huang, Yi-Te and Cai, Li-Xun and Chen, Yueh-Nan and Savona, Vincenzo and Nori, Franco},
+      journal = {{Quantum}},
+      issn = {2521-327X},
+      publisher = {{Verein zur F{\"{o}}rderung des Open Access Publizierens in den Quantenwissenschaften}},
+      volume = {9},
+      pages = {1866},
+      month = sep,
+      year = {2025}
+    }
+    """
+    return println(io, citation)
+end

test/core-test/utilities.jl

@@ -1,4 +1,24 @@
 @testitem "Utilities" begin
+
+    # citation bibtex
+    io_buffer = IOBuffer()
+    QuantumToolbox.cite(io_buffer)
+    captured_output = String(take!(io_buffer))
+    @test captured_output ==
+          """@article{QuantumToolbox.jl2025,\n""" *
+          """  doi = {10.22331/q-2025-09-29-1866},\n""" *
+          """  url = {https://doi.org/10.22331/q-2025-09-29-1866},\n""" *
+          """  title = {Quantum{T}oolbox.jl: {A}n efficient {J}ulia framework for simulating open quantum systems},\n""" *
+          """  author = {Mercurio, Alberto and Huang, Yi-Te and Cai, Li-Xun and Chen, Yueh-Nan and Savona, Vincenzo and Nori, Franco},\n""" *
+          """  journal = {{Quantum}},\n""" *
+          """  issn = {2521-327X},\n""" *
+          """  publisher = {{Verein zur F{\"{o}}rderung des Open Access Publizierens in den Quantenwissenschaften}},\n""" *
+          """  volume = {9},\n""" *
+          """  pages = {1866},\n""" *
+          """  month = sep,\n""" *
+          """  year = {2025}\n""" *
+          """}\n\n"""
+
     @testset "n_thermal" begin
         ω1 = rand(Float64)
         ω2 = rand(Float64)