@article{1181072793,
author = {Alex, Leo J. and Foster, Lorraine L.},
title = {On the Diophantine Equation $\bf 1+x+y=z$},
journal = {Rocky Mountain J. Math.},
volume = {22},
number = {4},
year = {1992},
pages = { 11-62},
language = {en},
url = {http://dml.mathdoc.fr/item/1181072793}
}
Alex, Leo J.; Foster, Lorraine L. On the Diophantine Equation $\bf 1+x+y=z$. Rocky Mountain J. Math., Tome 22 (1992) no. 4, pp. 11-62. http://gdmltest.u-ga.fr/item/1181072793/