@article{10_4064_aa_36_2_165_170,
     author = {Veikko Ennola},
     title = {On the representation of units by cyclotomic polynomials},
     journal = {Acta Arithmetica},
     pages = {165--170},
     publisher = {mathdoc},
     volume = {36},
     number = {2},
     year = {1980},
     doi = {10.4064/aa-36-2-165-170},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-36-2-165-170/}
}