1. Annual Data. (2004). http://madp.sws.ninc.edu/nadpdata/annualRed.Asp?Site=TN14 .
2. Arthur, J. K. & Taylor, R. E. (1990). Definition of the geohydrologic framework and preliminary simulation of ground-water flow in the Mississippi embayment aquifer system, Gulf Coastal Plain. U. S. Geological Survey Water-Resources Investigation Report 86-4364, 97p.
3. Assovskii, G. N. (1954). Ground water of Moldova and its practical significance for water supply (200 p). Russia: Ph.D., Moscow State University (in Russian).
4. Bobrinsky, B. M. Kaptsan, V. X., & Safarov Y. I. (1965). Paleogeography of Moldova (122 p). Chisinau: Cartea Moldoveneasca (in Russian).
5. Bobrinsky, B. M., Macarescu, V. S., & Moraru, C. E. (1986). Reflection of various tectonic violations in the helium, macro seismic and hydrogeochemical fields of Moldova. Reports of the U.S.S.R. A. S., Vol. 288, No 5, pp. 1186–1189 (in Russian).