"Double evaluations" of karst area from the perspective of ecological civilization: A case study of Ningyuan in ecologically sensitive area
LI Long, WU Da-fang, LIU Yan-yan, TENG Li, WU Zhi-feng, FENG Zhao-hua
JOURNAL OF NATURAL RESOURCES . 2020, (10): 2385 -2400 .  DOI: 10.31497/zrzyxb.20201007