1. Albek, E., Estimation of Point and diffuse contaminant loads to streams by non-parametric regression analysis of monitoring data, Water, Air, and Soil Pollution, 2003, vol. 147, pp. 229–243, doi:10.1023/A:1024592815576.
2. Gozler, Z., Cevher, F., Ergul, E., and Asutay, J., Geology of southern and middle part of Sakarya, MTA Publications, 1996, no. 9973, p. 97 [in Turkish].
3. Guney, Y., Porsuk River water and sediment’s geotechnical, chemical and biological characteristic’s seasonal variation and improving of the sediment wastes, Anadolu Univ. Publications, 2002, Eskisehir.
4. ITASHY, Regulation on waters for human consumption 2005, Official Gazette dated 17/02/2005, no. 25730 [in Turkish].
5. Olmez, E. and Yucel, B., Geothermal Energy Facilities of Eskisehir Region, MTA Publications, 1985, MTA Department of Energy Raw Materials Research and Exploration, pp. 1–18.