Alan Hájek. What Conditional Probability Could Not Be. Synthese, 137(3):273-323, 2003. [doi]
@article{Hajek03-0,
title = {What Conditional Probability Could Not Be},
author = {Alan Hájek},
year = {2003},
doi = {10.1023/B:SYNT.0000004904.91112.16},
url = {http://dx.doi.org/10.1023/B:SYNT.0000004904.91112.16},
researchr = {https://researchr.org/publication/Hajek03-0},
cites = {0},
citedby = {0},
journal = {Synthese},
volume = {137},
number = {3},
pages = {273-323},
}