Tolong jelaskan mengenai Lihat juga dari Air tawar dalam bahasa melayu

Brian D. Richter, R. M. (2003). Ecologically sustainable water management: managing river flows for ecological integrity. Ecological Applications , 13 (1), 206-224.

Robert B. Jackson, S. R. (2001). Water in a changing world. Ecological Applications , 11 (4), 1027-1045.