An extremal problem for polynomials with nonnegative coefficients. II
G.V. Milovanović
R.Ž. Đorđević
Facta Univ. Ser. Math. Inform.
Facta Universitatis, Series: Mathematics and Informatics, University of Niš, Univerzitetski trg 2, Niš, 18104, Serbia
1986
1
7 – 11