@article{GDZPPN002030381, title = {Equations of the form H(x...y) = ...fi(x)gi(y).}, journal = {Aequationes mathematicae}, volume = {15}, year = {1977}, pages = {51-58}, zbl = {0392.39004}, url = {http://dml.mathdoc.fr/item/GDZPPN002030381} }
McKiernan, M.A. Equations of the form H(x...y) = ...fi(x)gi(y).. Aequationes mathematicae, Tome 15 (1977) pp. 51-58. http://gdmltest.u-ga.fr/item/GDZPPN002030381/