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RESEARCH ON COST FUNCTION OF WATER POLLUTION TREATMENT PROJECT IN ARID AREA, XINJIANG
HE Bing-yu, Atunguli, BAI Shan, ZHANG Yi
Arid Land Geography . 2001, (1): 90 -93 .  DOI: 10.13826/j.cnki.cn65-1103/x.2001.01.016