Update README.md to include current citiation information

Author: JanLuca

README.md

@@ -26,6 +26,8 @@ For detailed information how to use the package we want to point out to the [doc
 
 We are happy if you want to use the framework for your research. For the citation of our work we ask to use the following references (the publication with the method description, the Zenodo reference for this Git repository and the repository itself):
 * J. Naumann, E. L. Weerda, M. Rizzi, J. Eisert, and P. Schmoll, An introduction to infinite projected entangled-pair state methods for variational ground state simulations using automatic differentiation, SciPost Phys. Lect. Notes 86 (2024), doi:[10.21468/SciPostPhysLectNotes.86](https://doi.org/10.21468/SciPostPhysLectNotes.86).
+* J. Naumann, E. L. Weerda, J. Eisert, M. Rizzi and P. Schmoll, Variationally optimizing infinite projected entangled-pair states at large bond dimensions: A split corner transfer matrix renormalization group approach, Phys. Rev. B 111, 235116 (2025), doi:[10.1103/PhysRevB.111.235116](https://doi.org/10.1103/PhysRevB.111.235116).
+* J. Naumann, J. Eisert, P. Schmoll, Variational optimization of projected entangled-pair states on the triangular lattice, [arXiv:2510.04907](https://arxiv.org/abs/2510.04907)
 * J. Naumann, P. Schmoll, F. Wilde, and F. Krein, [variPEPS (Python version)](https://zenodo.org/doi/10.5281/zenodo.10852390), Zenodo.
 
 The BibTeX code for these references are:
@@ -41,17 +43,32 @@ The BibTeX code for these references are:
 	url={https://scipost.org/10.21468/SciPostPhysLectNotes.86},
 }
 
-@misc{naumann2025variationallyoptimizinginfiniteprojected,
-      title={Variationally optimizing infinite projected entangled-pair states at large bond dimensions: A split-CTMRG approach},
-      author={Jan Naumann and Erik Lennart Weerda and Jens Eisert and Matteo Rizzi and Philipp Schmoll},
-      year={2025},
-      eprint={2502.10298},
-      archivePrefix={arXiv},
-      primaryClass={cond-mat.str-el},
-      url={https://arxiv.org/abs/2502.10298},
+@article{PhysRevB.111.235116,
+    title = {Variationally optimizing infinite projected entangled-pair states at large bond dimensions: A split corner transfer matrix renormalization group approach},
+    author = {Naumann, Jan and Weerda, Erik L. and Eisert, Jens and Rizzi, Matteo and Schmoll, Philipp},
+    journal = {Phys. Rev. B},
+    volume = {111},
+    issue = {23},
+    pages = {235116},
+    numpages = {12},
+    year = {2025},
+    month = {Jun},
+    publisher = {American Physical Society},
+    doi = {10.1103/PhysRevB.111.235116},
+    url = {https://link.aps.org/doi/10.1103/PhysRevB.111.235116}
 }
 
-@software{naumann24_varipeps_python,
+@misc{naumann2025variationaloptimizationprojectedentangledpair,
+    title={Variational optimization of projected entangled-pair states on the triangular lattice},
+    author={Jan Naumann and Jens Eisert and Philipp Schmoll},
+    year={2025},
+    eprint={2510.04907},
+    archivePrefix={arXiv},
+    primaryClass={cond-mat.str-el},
+    url={https://arxiv.org/abs/2510.04907},
+}
+
+@software{naumann_varipeps_python,
     author =        {Jan Naumann and Philipp Schmoll and Frederik Wilde and Finn Krein},
     title =         {{variPEPS (Python version)}},
     howpublished =  {Zenodo},