Update how-to-cite (Closes #432) (#509)

Author: dweindl

doc/how_to_cite.rst

@@ -3,15 +3,20 @@
 How to cite
 ===========
 
-Help us to promote PEtab: When using PEtab, please cite our `preprint <https://arxiv.org/abs/2004.01154v4>`_:
+Help us to promote PEtab: When using PEtab, please cite our `PEtab article <https://doi.org/10.1371/journal.pcbi.1008646>`_:
 
-.. code-block:: latex
+.. code-block:: bibtex
 
-    @misc{schmiester2020petab,
-          title={PEtab -- interoperable specification of parameter estimation problems in systems biology},
-          author={Leonard Schmiester and Yannik Schälte and Frank T. Bergmann and Tacio Camba and Erika Dudkin and Janine Egert and Fabian Fröhlich and Lara Fuhrmann and Adrian L. Hauber and Svenja Kemmer and Polina Lakrisenko and Carolin Loos and Simon Merkt and Wolfgang Müller and Dilan Pathirana and Elba Raimúndez and Lukas Refisch and Marcus Rosenblatt and Paul L. Stapor and Philipp Städter and Dantong Wang and Franz-Georg Wieland and Julio R. Banga and Jens Timmer and Alejandro F. Villaverde and Sven Sahle and Clemens Kreutz and Jan Hasenauer and Daniel Weindl},
-          year={2020},
-          eprint={2004.01154},
-          archivePrefix={arXiv},
-          primaryClass={q-bio.QM}
+    @Article{SchmiesterSch2021,
+      author    = {Schmiester, Leonard AND Schälte, Yannik AND Bergmann, Frank T. AND Camba, Tacio AND Dudkin, Erika AND Egert, Janine AND Fröhlich, Fabian AND Fuhrmann, Lara AND Hauber, Adrian L. AND Kemmer, Svenja AND Lakrisenko, Polina AND Loos, Carolin AND Merkt, Simon AND Müller, Wolfgang AND Pathirana, Dilan AND Raimúndez, Elba AND Refisch, Lukas AND Rosenblatt, Marcus AND Stapor, Paul L. AND Städter, Philipp AND Wang, Dantong AND Wieland, Franz-Georg AND Banga, Julio R. AND Timmer, Jens AND Villaverde, Alejandro F. AND Sahle, Sven AND Kreutz, Clemens AND Hasenauer, Jan AND Weindl, Daniel},
+      journal   = {PLOS Computational Biology},
+      title     = {PEtab—Interoperable specification of parameter estimation problems in systems biology},
+      year      = {2021},
+      month     = {01},
+      number    = {1},
+      pages     = {1-10},
+      volume    = {17},
+      doi       = {10.1371/journal.pcbi.1008646},
+      publisher = {Public Library of Science},
+      url       = {https://doi.org/10.1371/journal.pcbi.1008646},
     }