Cătinaș, Teodora, and Iulia Buda. “An Extension of the Cheney-Sharma Operator of the First Kind”. J. Numer. Anal. Approx. Theory 52, no. 2 (December 28, 2023): 172–181. Accessed November 22, 2024. https://ictp.acad.ro/jnaat/journal/article/view/1373.