%0 Journal Article %A Veikko Ennola %T On the representation of units by cyclotomic polynomials %J Acta Arithmetica %D 1980 %P 165-170 %V 36 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-36-2-165-170/ %R 10.4064/aa-36-2-165-170 %G en %F 10_4064_aa_36_2_165_170