https://sana.nlai.ir/handle/123456789/855260 Wed, 27 May 2026 04:55:12 GMT 2026-05-27T04:55:12Z https://sana.nlai.ir/handle/123456789/855261 شیپور [مجله]. شماره 12 Wed, 01 Apr 1321 00:00:00 GMT https://sana.nlai.ir/handle/123456789/855261 1321-04-01T00:00:00Z