@article{1102970607, author = {Cohn, J. H. E.}, title = {The diophantine equation $Y(Y+1)(Y+2)(Y+3)=2X(X+1)(X+2)(X+3)$.}, journal = {Pacific J. Math.}, volume = {39}, number = {3}, year = {1971}, pages = { 331-335}, language = {en}, url = {http://dml.mathdoc.fr/item/1102970607} }
Cohn, J. H. E. The diophantine equation $Y(Y+1)(Y+2)(Y+3)=2X(X+1)(X+2)(X+3)$.. Pacific J. Math., Tome 39 (1971) no. 3, pp. 331-335. http://gdmltest.u-ga.fr/item/1102970607/