TY - JOUR AU - Muhammad Aslam Noor AU - Khalida Inayat Noora AU - Sabah Iftikhar AU - Muhammad Uzair Awan TI - On harmonic convex functions of three variables and related Hermite-Hadamard inequalities JO - Filomat PY - 2023 SP - 335 VL - 37 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.2298/FIL2302335N/ DO - 10.2298/FIL2302335N LA - en ID - 10_2298_FIL2302335N ER -