Braica, Petru I., and Ovidiu T. Pop. “Some General Kantorovich Type Operators”. Rev. Anal. Numér. Théor. Approx. 41, no. 2 (August 1, 2012): 114–124. Accessed April 29, 2024. https://ictp.acad.ro/jnaat/journal/article/view/2012-vol41-no2-art3.