1. K.K. Kuok, S. Harun and P.C. Chiu, The Institution of Engineers 72, 1–11 (2011).
2. E. Anderson, Calibration of Conceptual Hydrologic Models for Use in River Forecasting. [Online], (Available at: www.nws.noaa.gov, 2002), [Accessed 17 June 2017].
3. Sutoyo, M. Yanuar dan J. Purwanto, Buletin Keteknikan Pertanian 13, 25–34 (1999).
4. H.M.A.D.M.Y.J. Purwanto, Bul. Keteknikan Pertan. 15, 1 (2001).
5. F. Nurhayati, “Pendugaan Parameter Uptake Root Menggunakan Model Tangki,” Skripsi, Institut Pertanian Bogor, 2008.