@article{GDZPPN002077469,
title = {Note on a Diophantine Equation.},
journal = {Elemente der Mathematik},
volume = {25},
year = {1970},
pages = {123-125},
zbl = {0207.35303},
url = {http://dml.mathdoc.fr/item/GDZPPN002077469}
}
Williams, H.C. Note on a Diophantine Equation.. Elemente der Mathematik, Tome 25 (1970) pp. 123-125. http://gdmltest.u-ga.fr/item/GDZPPN002077469/