https://sana.nlai.ir/handle/123456789/723939 Wed, 27 May 2026 22:31:01 GMT 2026-05-27T22:31:01Z https://sana.nlai.ir/handle/123456789/723940 مجله اقتصادی [مجله]. شماره 4 Sun, 01 Apr 1397 00:00:00 GMT https://sana.nlai.ir/handle/123456789/723940 1397-04-01T00:00:00Z