On a new class of harmonic univalent functions Waggas Galib Atshan; Abbas Kareem Wanas — 2013 Matematički Vesnik
A class of multivalent harmonic functions involving a generalized Ruscheweyh type operator Waggas Galib Atshan; S. R. Kulkarni; R. K. Raina — 2008 Matematički Vesnik
Subclass of meromorphic functions with positive coefficients defined by Ruscheweyh derivative. II. Atshan, Waggas Galib — 2008 Surveys in Mathematics and its Applications
On application of differential subordination for certain subclass of meromorphically p -valent functions with positive coefficients defined by linear operator. Atshan, Waggas Galib; Kulkarni, S.R. — 2009 JIPAM. Journal of Inequalities in Pure & Applied Mathematics [electronic only]