TY - JOUR AU - Evgeny D. Leinartas AU - Evgeny K. Leinartas TI - Difference equations and Hadamard composition of multiple power series JO - Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika PY - 2024 SP - 169 EP - 174 VL - 17 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JSFU_2024_17_2_a2/ LA - en ID - JSFU_2024_17_2_a2 ER -