@article{10_4153_CJM_2002_008_x,
     author = {Cartwright, Donald I. and Steger, Tim},
     title = {Elementary {Symmetric} {Polynomials} in {Numbers} of {Modulus} 1},
     journal = {Canadian journal of mathematics},
     pages = {239--262},
     year = {2002},
     volume = {54},
     number = {2},
     doi = {10.4153/CJM-2002-008-x},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-2002-008-x/}
}