@article{1183527305, author = {B\"uchi, J. Richard}, title = {Decision methods in the theory of ordinals}, journal = {Bull. Amer. Math. Soc.}, volume = {71}, number = {6}, year = {1965}, pages = { 767-770}, language = {en}, url = {http://dml.mathdoc.fr/item/1183527305} }
Büchi, J. Richard. Decision methods in the theory of ordinals. Bull. Amer. Math. Soc., Tome 71 (1965) no. 6, pp. 767-770. http://gdmltest.u-ga.fr/item/1183527305/