Open AccessResearch on the Division and Characteristics of Karst Water System in a Tunnel Area of Chongqing
Publication year - 2017
Publication title -
tu mu gong cheng
Language(s) - English
Resource type - Journals
eISSN - 2326-3458
pISSN - 2326-3466
DOI - 10.12677/hjce.2017.63026
Subject(s) - karst , division (mathematics) , geology , geography , mathematics , paleontology , arithmetic