@Inproceedings{EPTCS340.5, author = {Cho, Kenta and Westerbaan, Bas and van de Wetering, John}, year = {2021}, title = {Dichotomy between Deterministic and Probabilistic Models in Countably Additive Effectus Theory}, editor = {Valiron, Beno\^it and Mansfield, Shane and Arrighi, Pablo and Panangaden, Prakash}, booktitle = {{\rm Proceedings 17th International Conference on} Quantum Physics and Logic, {\rm Paris, France, June 2 - 6, 2020}}, series = {Electronic Proceedings in Theoretical Computer Science}, volume = {340}, publisher = {Open Publishing Association}, pages = {91-113}, doi = {10.4204/EPTCS.340.5}, }