The Doubtful A Priori.Published in:Canadian Journal of Philosophy, 1992, v. 22, n. sup1, p. 151, doi. 10.1080/00455091.1992.10717301By:Bigelow, JohnPublication type:Article
The history of 2+2=5.Published in:Mathematics Magazine, 1990, v. 63, n. 5, p. 338By:Euler, H.Publication type:Article