Update reference.rst

Author: Evolutionary-Intelligence

docs/sphinx/source/reference.rst

@@ -7,6 +7,7 @@ Critical Papers to Some Metaphors-Based Optimization
 
 * 2025: `On the structural and statistical flaws of the * optimizer
   <https://arxiv.org/abs/2511.17557>`_
+  https://doi.org/10.48550/arXiv.2511.17557
 * 2023: `Exposing the *, *, *, *, *, and * algorithms: Six
   misleading optimization techniques inspired by bestial metaphors
   <https://onlinelibrary.wiley.com/doi/full/10.1111/itor.13176>`_