%0 Journal Article %A A. Schinzel %T Reducibility of polynomials of the form f(x)-g(y) %J Colloquium Mathematicum %D 1967 %P 213-218 %V 18 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm-18-1-213-218/ %R 10.4064/cm-18-1-213-218 %G en %F 10_4064_cm_18_1_213_218