Marian, Daniela. “\(h\)-Strongly \(E\)-Convex Functions”.
Rev. Anal. Numér. Théor. Approx.
40, no. 1 (February 1, 2011): 47–51. Accessed April 14, 2025.
https://ictp.acad.ro/jnaat/journal/article/view/2011-vol40-no1-art5
.