@article{GDZPPN002234718,
title = {Explicit complete solution in integers of a class of equations (ax2 -b)(ay2-b) = z2 - c.},
journal = {Manuscripta mathematica},
volume = {79},
year = {1993},
pages = {373-392},
zbl = {0806.11016},
url = {http://dml.mathdoc.fr/item/GDZPPN002234718}
}
Kashihara, Kenji. Explicit complete solution in integers of a class of equations (ax2 -b)(ay2-b) = z2 - c.. Manuscripta mathematica, Tome 79 (1993) pp. 373-392. http://gdmltest.u-ga.fr/item/GDZPPN002234718/