@InCollection{sep-counterfactuals, author = {Starr, William}, title = {Counterfactuals}, booktitle = {The Stanford Encyclopedia of Philosophy}, editor = {Edward N. Zalta}, howpublished = {\url{https://plato.stanford.edu/archives/spr2019/entries/counterfactuals/}}, year = {2019}, edition = {Spring 2019}, publisher = {Metaphysics Research Lab, Stanford University} }