SELIGMAN, Jeremy; GIRARD, Patrick. Flexibility in Ceteris Paribus Reasoning. The Australasian Journal of Logic, [S.l.], v. 10, dec. 2011. ISSN 1448-5052. Available at: <https://ojs.victoria.ac.nz/ajl/article/view/1826>. Date accessed: 18 sep. 2019. doi: https://doi.org/10.26686/ajl.v10i0.1826.