سال 1394 ش. https://sana.nlai.ir/handle/123456789/358787 2026-06-18T07:38:01Z Sahand Communications In Mathematical Analysis [Magazine].No 5 https://sana.nlai.ir/handle/123456789/390353 Sahand Communications In Mathematical Analysis [Magazine].No 5 1394-12-01T00:00:00Z Sahand Communications In Mathematical Analysis [Magazine].No 4 https://sana.nlai.ir/handle/123456789/358789 Sahand Communications In Mathematical Analysis [Magazine].No 4 1394-09-01T00:00:00Z