Gurusamy, P., et al. “The Fekete–Szegö Functional Associated With $m$-Th Root Transformation Using Conical Domains”. Ukrains’kyi Matematychnyi Zhurnal, vol. 76, no. 7, Aug. 2024, pp. 951-64, https://doi.org/10.3842/umzh.v76i7.7539.