Water Requirements of the Stream's Self Purification of the Weihe River in Shaanxi Province
SONG Jin-Xi, CAO Ming-Ming, LI Huai-En, MA Jun-Jie, CHEN Da-Nian
SCIENTIA GEOGRAPHICA SINICA . 2005, (3): 310 -316 .  DOI: 10.13249/j.cnki.sgs.2005.03.310