citation
Sarwar, S.; Nafees, H. M.; Shafique, M. S. 1997. Fluctuations in canal water supplies: a case study. Lahore, Pakistan: International Irrigation Management Institute (IIMI). Pakistan National Program. vi, 72p. (IWMI Pakistan Report R-027 / IIMI Pakistan Report R-027) doi: http://dx.doi.org/10.3910/2009.445