@Inproceedings{EPTCS32.2, author = {Gazda, Maciej and Fokkink, Wan}, year = {2010}, title = {Congruence from the Operator's Point of View: Compositionality Requirements on Process Semantics}, editor = {Aceto, Luca and Soboci\'nski, Pawe{\l}}, booktitle = {{\rm Proceedings Seventh Workshop on} Structural Operational Semantics, {\rm Paris, France, 30 August 2010}}, series = {Electronic Proceedings in Theoretical Computer Science}, volume = {32}, publisher = {Open Publishing Association}, pages = {15-25}, doi = {10.4204/EPTCS.32.2}, }