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. "First Pges", Physical Geography Research, 50, 4, 2018, 1-5. doi: 10.22059/jphgr.2018.71966

. (2018). 'First Pges', Physical Geography Research, 50(4), pp. 1-5. doi: 10.22059/jphgr.2018.71966

, "First Pges," Physical Geography Research, 50 4 (2018): 1-5, doi: 10.22059/jphgr.2018.71966

. First Pges. Phys Geog Res. 2018;50(4):1-5 (In Persian). doi: 10.22059/jphgr.2018.71966