NGUYỄN NGỌC, H. . Some q-fejér inequaliries for $$(M_\phi,M_\psi)$$ -convex functions. Tay Nguyen Journal of Sciences, [S. l.], v. 18, n. 01, 2024. DOI: 10.5281/zenodo.11277708. Disponível em: https://tckhtn.ttn.edu.vn/index.php/tckh/article/view/441. Acesso em: 14 jul. 2026.