DRAGOMIR, S. S., IRSHAD , N., & KHAN, A. R. (2020). Generalization of weighted Ostrowski–Grüss type inequality by using Korkine’s identity. Studia Universitatis Babeș-Bolyai Mathematica, 65(2), 183–198. https://doi.org/10.24193/subbmath.2020.2.02