@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/