@article{1093870228, author = {Hickman, John}, title = {A note on Conway multiplication of ordinals.}, journal = {Notre Dame J. Formal Logic}, volume = {24}, number = {1}, year = {1983}, pages = { 143-145}, language = {en}, url = {http://dml.mathdoc.fr/item/1093870228} }
Hickman, John. A note on Conway multiplication of ordinals.. Notre Dame J. Formal Logic, Tome 24 (1983) no. 1, pp. 143-145. http://gdmltest.u-ga.fr/item/1093870228/