@article{GDZPPN00240446X, title = {Conjugate Algebraic Integers on a Circle.}, journal = {Mathematische Zeitschrift}, volume = {111}, year = {1969}, pages = {41-51}, zbl = {0179.07701}, url = {http://dml.mathdoc.fr/item/GDZPPN00240446X} }
Robinson, Raphael M. Conjugate Algebraic Integers on a Circle.. Mathematische Zeitschrift, Tome 111 (1969) pp. 41-51. http://gdmltest.u-ga.fr/item/GDZPPN00240446X/