1- Shannon, C. E. (1948). “A mathematical theory of communication.” Bell System Technical Journal, 27, 379-423.
2- Singh, V. P. )1997(.“The use of entropy in hydrology and water resources.” Hydrological Processes,11, 587-626.
3- Uslu, O., and Tanriover, A. (1979). “Measuring the information content of hydrological process.” Proc., The First National Congress on Hydrology, Istanbul, 473- 443.
4- Harmancioglu, N. B. (1981). “Measuring the information content of hydrological processes by the entropy concept.” J. Civil Engineering, 13, 88-92.
5- Krastanovic, P. F., and Singh, V. P. (1992). “Evaluation of rainfall networks using entropy.” Water Resource Management, 6, 295-314.
6- Yang, Y., and Burn, D. )1994(. “An entropy approach to data collection network design.” Journal of Hydrology, 157, 307-324.
7- Ozkul, S., Harmancioglu, N. B., and Singh, V. P. (2000). “Entropy-based assessment of water quality monitoring networks.” J. Hydrology Eng., 5(1), 90-100.
8- Mogheir, Y., and Singh, V. P. (2002). “Application of information theory to groundwater quality montoring system.” Water Resources Management, 16(1), 37-49.
9- Husain, T. (1989). “Hydrologic uncertainty measure and network design.” Water Resources Bulletin, 25(3), 527-534.
10- Bueso, M. C., Angulo, J. M., Cruz-Sanjulian, J., and Carcia-Arostegui, J. L. (1999). “Optimal spatial sampling design in a multivariate framework.” Mathematical Geology, 31(5), 507-525.
11- Karamouz, M., Khajehzadeh Nokhandan, A., and Kerachian, R. (2006). “Design of river water quality monitoring networks using an entropy based approach: a case study.” Proc., The 2006 World Water and Environmental Resources Congress, Nebraska, USA.
12- Mogheir, Y., and Singh, V. P. (2003). “Specification of information needs for groundwater management planning in developing country.” Groundwater Hydrology, 2, 3-20.
13- Mogheir, Y., and Lima, J. L. M. P., and Singh, V. P. (2004). “Characterizing the special variability of groundwater quality using the entropy theory.” Hydrological Process,18, 2165-2179.
14- معصومی، ف، و کراچیان، ر. (1385). ” ارزیابی سامانههای پایش کیفی منابع آب زیرزمینی با کاربرد تئوری آنتروپی گسسته. “ دومین کنفرانس مدیریت منابع آب ایران، دانشگاه صنعتی اصفهان.
15- Akter, T., and Simonovic, S. P. (2004). “Modeling uncertainties in short-term reservoir operation using fuzzy sets and a genetic algorithm.” Hydrological Science, 49(6), 1081-1097.