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@article{FORUM_1995__7_1_186441, author = {Leo J. Alex and Lorraine L. Foster}, title = {On the {Diophantine} equation 1 + x + y = z, with xyz = 2r3s7t.}, journal = {Forum mathematicum}, pages = {645--664}, publisher = {mathdoc}, volume = {7}, number = {1}, year = {1995}, zbl = {0843.11017}, url = {http://geodesic.mathdoc.fr/item/FORUM_1995__7_1_186441/} }
Leo J. Alex; Lorraine L. Foster. On the Diophantine equation 1 + x + y = z, with xyz = 2r3s7t.. Forum mathematicum, Tome 7 (1995) no. 1, pp. 645-664. http://geodesic.mathdoc.fr/item/FORUM_1995__7_1_186441/