TY - JOUR AU - Q. Guo AU - Y. Peng TI - Spherically Convex Sets and Spherically Convex Functions JO - Journal of convex analysis PY - 2021 SP - 103 EP - 122 VL - 28 IS - 1 UR - http://geodesic.mathdoc.fr/item/JCA_2021_28_1_JCA_2021_28_1_a8/ ID - JCA_2021_28_1_JCA_2021_28_1_a8 ER -