TY - JOUR AU - Van Thien Nguyen TI - On delta $m$-subharmonic functions JO - Annales Polonici Mathematici PY - 2016 SP - 25 EP - 49 VL - 118 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap3959-9-2916/ DO - 10.4064/ap3959-9-2916 LA - en ID - 10_4064_ap3959_9_2916 ER -