TY - JOUR AU - Salim E. Usmanov TI - On maximal operators associated with a family of singular surfaces JO - Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika PY - 2023 SP - 265 EP - 274 VL - 16 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JSFU_2023_16_2_a11/ LA - en ID - JSFU_2023_16_2_a11 ER -