Al-Amound, A. I. 1995.Significance of energy losses due to dripper connections in trickle irrigation lines. J. Agri. Eng. Res., 60: 1-5.
Amir, K. (2012). Optimum Design of Drip Irrigation System using Micro-tubes as Drippers. M.Sc., School of Civil, Environmental and Chemical Engineering, College of Science, Engineering and Health, RMIT University,Australia.s
ASAE STANDARDS,. 1996.. Field evaluation of micro-irrigation systems. St. Joseph, Mich. EP458 ASAE: 43rd ed 756-761.
ASAE STANDARDS. 2005.. Design and Installation of micro- irrigation systems. ASAE, St. Joseph, Mich. EP405.1 FEB03
Barragan J; Wu I P (2005). Simple pressure parameters for micro-irrigation design. Bio-systems Engineering, 90(4),4634doi:10.1016/j.biosystemseng.2004.11.009.
Camp, C.R., E.J. Sadler and W.J. Busscher. 1997. A comparison of uniformity measure for drip irrigation systems. Transactions of the ASAE, 40: 1013-1020.
Christiansen J.E., (1942). Irrigation by sprinkling. Ca. Agric. Exp. St. Bull No. 670. U. of Cal., Davis, Ca.
Keller J. and D. Karmeli, (1974). Trickle irrigation design parameters. Trans. of the ASAE, 17(4): 678-684.
Mizyed, N. and E. G. Kruse. 2008. Dripper discharge variability of subsurface drip irrigation in uniform soils: Effect on water application uniformity. Transaction of the ASAE, 26: 451-458.
Singh, A. K., Rahman, A., Sharma, S. P., Upadhyaya, A. andSikka, A. K. 2009. Small holders' irrigation - Problems and options. Water Resources Management, 23, 289-302.
Sinobas L. R., and M. G. Rodríguez (2012). A Review of subsurface drip irrigation and its management, Water Quality, Soil and Managing Irrigation of Crops, Dr. TeangShui Lee (Ed.), ISBN: 978-953- 51-0426-1.
Tagar A. A., M. S. Mirjat, A. Soomro and A. Sarki, (2010). Hydraulic performance of different drippers under varying lateral lengths. Pak. J. Agri., Agri. Eng., Vet. Sci., 26 (2): 48-59.
Watters, G.Z., and J. Keller, (1978). Trickle irrigation tubing hydraulics. Trans. of ASAE, Pp. No. 78, 2015 ASAE, St. Joseph, Mich 49085.
Wu, I. P. and H. M. Gitlin, (1983). Drip irrigation application efficiency and schedules, Trans. ASAE,28: 92-99.
Wu I.P. (1997). An assessment of hydraulic design of micro-irrigation systems. Journal of Agricultural Water Management, 32(3): 275-284.