@article{GDZPPN00210525X,
title = {On S-unit equations in two unknowns.},
journal = {Inventiones mathematicae},
volume = {93},
year = {1988},
pages = {461-478},
zbl = {0662.10012},
url = {http://dml.mathdoc.fr/item/GDZPPN00210525X}
}
Stewart, C.L.; Evertse, J.-H.; Györy, K. On S-unit equations in two unknowns.. Inventiones mathematicae, Tome 93 (1988) pp. 461-478. http://gdmltest.u-ga.fr/item/GDZPPN00210525X/