A note on the valency of harmonic mapsLYZZAIK, A.Journal of mathematical analysis and applications. 1998, Vol 218, Num 2, pp 611-620, issn 0022-247XArticle

The uniqueness of decomposition of a class of multivalent functionsLYZZAIK, A; STYER, D.The Michigan mathematical journal. 1987, Vol 34, Num 2, pp 163-172, issn 0026-2285Article

On a conjecture of D. Styer regarding univalent geometric and annular starlike functionsBSHOUTY, D; LYZZAIK, A.Proceedings of the American Mathematical Society. 2005, Vol 133, Num 5, pp 1485-1490, issn 0002-9939, 6 p.Article