@article{GDZPPN002078600,
title = {\"Uber die diophantische Gleichung (1+...+...2) (1+...+...2) = ...2.},
journal = {Elemente der Mathematik},
volume = {28},
year = {1973},
pages = {67-70},
zbl = {0255.10020},
url = {http://dml.mathdoc.fr/item/GDZPPN002078600}
}
Bode, Dieter. Über die diophantische Gleichung (1+...+...2) (1+...+...2) = ...2.. Elemente der Mathematik, Tome 28 (1973) pp. 67-70. http://gdmltest.u-ga.fr/item/GDZPPN002078600/