@article{GDZPPN002204681,
title = {A quantitative version of Siegel's theorem: integral points on elliptic curves and Catalan curves.},
journal = {Journal f\"ur die reine und angewandte Mathematik},
volume = {374},
year = {1987},
pages = {60-100},
zbl = {0608.14021},
url = {http://dml.mathdoc.fr/item/GDZPPN002204681}
}
Silverman, Joseph H. A quantitative version of Siegel's theorem: integral points on elliptic curves and Catalan curves.. Journal für die reine und angewandte Mathematik, Tome 374 (1987) pp. 60-100. http://gdmltest.u-ga.fr/item/GDZPPN002204681/