Dimitar P. Guelev. A Propositional Dynamic Logic with Qualitative Probabilities. J. Philosophical Logic, 28(6):575-604, 1999. [doi]
@article{Guelev99, title = {A Propositional Dynamic Logic with Qualitative Probabilities}, author = {Dimitar P. Guelev}, year = {1999}, doi = {10.1023/A:1004602621885}, url = {http://dx.doi.org/10.1023/A:1004602621885}, researchr = {https://researchr.org/publication/Guelev99}, cites = {0}, citedby = {0}, journal = {J. Philosophical Logic}, volume = {28}, number = {6}, pages = {575-604}, }