TY - JOUR ID - 71965 TI - English Abstracts JO - Physical Geography Research JA - JPHGR LA - en SN - 2008-630X Y1 - 2018 PY - 2018 VL - 50 IS - 4 SP - 1 EP - 31 DO - 10.22059/jphgr.2018.71965 N2 - UR - https://jphgr.ut.ac.ir/article_71965.html L1 - https://jphgr.ut.ac.ir/article_71965_2cf92e790922109bafb0b3c556314a6d.pdf ER -