@article{01108902, title = {Proof of Conway's lost cosmological theorem.}, journal = {Electronic Research Announcements of the American Mathematical Society [electronic only]}, volume = {3}, year = {1997}, pages = {78-82}, doi = {10.1090/S1079-6762-97-00026-7}, zbl = {0883.05011}, language = {en}, url = {http://dml.mathdoc.fr/item/01108902} }
Ekhad, Shalosh B.; Zeilberger, Doron. Proof of Conway's lost cosmological theorem.. Electronic Research Announcements of the American Mathematical Society [electronic only], Tome 3 (1997) pp. 78-82. doi : 10.1090/S1079-6762-97-00026-7. http://gdmltest.u-ga.fr/item/01108902/