云南建水燕子洞游客和雨燕生态环境质量的研究
卢云亭, 肖诚
STUDY OF THE QUALITY OF THE ECOLOGICALENVIRONMENTS FOR TOURISTS AND SWALLOWIN SWALLOW CAVERN , JIANSHUI
Lu Yunting, Xiao Cheng
地理学报 . 1998, (s1): 198 -203 .  DOI: 10.11821/xb1998s1025