Murugusundaramoorthy, Gangadharan m, وآخرون. "Certain Subclasses of Bi-Univalent Functions Associated With the Hohlov Operator". Global Journal of Mathematical Analysis, م 1, عدد 2, يونيو، 2013, ص 67-73, https://doi.org/10.14419/gjma.v1i2.937.