Hesam Mahzoon,  Geometric Properties and Neighborhood for Certain Subclasses of Multivalent Functions .   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2016, vol. 115(7). 373 - 378
    [viewed 26 April 2024]. Available from: https://publications.waset.org/pdf/10008035.