%0 Journal Article %A J. Cohn %T Equations with equivalent roots %J Acta Arithmetica %D 1977 %P 37-41 %V 34 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-34-1-37-41/ %R 10.4064/aa-34-1-37-41 %G en %F 10_4064_aa_34_1_37_41