1. An update for the calculation of the reference evapotranspiration;Allen R.G.;Int. Comm. Irrig. Drain. Bull.,1994
2. An update for the calculation of the reference evapotranspiration;Allen R.G.;Int. Comm. Irrig. Drain. Bull.,1994
3. WATER ABSORPTION IN THE COTTON PLANT AS AFFECTED BY SOIL AND WATER TEMPERATURES
4. Bhargava H.K. andD.J.Power.2001.Decision support systems and Web technologies: A status report. Available athttp://dssresources.com/papers/dsstrackoverview.pdf[cited 10 May 2004; verified 18 Jan. 2007].