TY - GEOGRAPHICAL RESEARCH A1 - Tan Chuanfeng T1 - THEMATICAL WORDS:TRIANGLE METHOD, LAND RESOURCES, COMPREHENSIVE EVALUATION Y1 - 1990-09-15 JF - GEOGRAPHICAL RESEARCH JO - GEOGRAPHICAL RESEARCH SP - 57 EP - 67 VL - 9 IS - 3 UR - http://www.dlyj.ac.cn N1 - 10.11821/yj1990030007 ER -