1. Ahuja, O.P.: Certain generalizations of the Robertson functions. Yokohama Math. J. 31, 5–11 (1983)
2. Ahuja, O.P.: Integral operators of certain univalent functions. Int. J. Math. Math. Sci. 8, 653–662 (1985)
3. Ahuja, O.P.: The Bieberbach conjecture and its impact on the developments in geometric function theory. Math. Chronicle 15, 1–28 (1986)
4. Ahuja, O.P., Silverman, H.: Function classes related to Ruscheweyh derivatives. J. Austral. Math. Soc. 47, 438–444 (1989)
5. Ahuja, O.P., Silverman, H.: A survey on spiral-like and related function classes. Math. Chronicle 20, 39–66 (1991)