سال 1397 ش. https://sana.nlai.ir/handle/123456789/641326 Sun, 14 Jun 2026 10:54:52 GMT 2026-06-14T10:54:52Z Iran Upstream [Magazine].No 2 https://sana.nlai.ir/handle/123456789/641328 Iran Upstream [Magazine].No 2 توماج پور، صلاح الدین، صاحب امتیاز Thu, 01 Feb 1397 00:00:00 GMT https://sana.nlai.ir/handle/123456789/641328 1397-02-01T00:00:00Z