Khalifa AlShaqsi,  Fekete-Szeg¨o Problem for Subclasses of Analytic Functions Defined by New Integral Operator.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    January 2014, vol. 96(12). 1465 - 1469
    [viewed 09 May 2024]. Available from: https://publications.waset.org/pdf/10000081.