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@article{CM_1982__47_3_289_0, author = {Evertse, Jan-Hendrik}, title = {On the equation $ax^n - by^n = c$}, journal = {Compositio Mathematica}, pages = {289--315}, publisher = {Martinus Nijhoff Publishers}, volume = {47}, number = {3}, year = {1982}, zbl = {0498.10014}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CM_1982__47_3_289_0/} }
Evertse, Jan-Hendrik. On the equation $ax^n - by^n = c$. Compositio Mathematica, Tome 47 (1982) no. 3, pp. 289-315. http://geodesic.mathdoc.fr/item/CM_1982__47_3_289_0/