@Inproceedings{EPTCS315.11, author = {Siyouri, Fatima-Zahra and El Azzouzi, Fatima}, year = {2020}, title = {Comparison of Perfect and Quasi Werner States}, editor = {Di Molfetta, Giuseppe and Kendon, Vivien and Shikano, Yutaka}, booktitle = {{\rm Proceedings 9th International Conference on} Quantum Simulation and Quantum Walks, {\rm Marseille, France, 20-24/01/2020}}, series = {Electronic Proceedings in Theoretical Computer Science}, volume = {315}, publisher = {Open Publishing Association}, pages = {112-120}, doi = {10.4204/EPTCS.315.11}, }