1. About sudak (Lucioperca sandra Cuv. and Val.) introduced into some of the lakes of Turkey;Aksiray;Proc. Gen. Fish. Counc. Medit.,1961
2. Alexandersson, H., 2002. Temperatur och nederbörd i Sverige 1860–2001. Meteorologi Nr 104. Swedish Meteorological and Hydrological Institute (SMHI), Norrköping, Sweden, 32 pp. (in Swedish, with English abstract).
3. Physiological disturbances in fish living in coastal water polluted with bleached kraft pulp mill effluents;Andersson;Can. J. Fish. Aquat. Sci.,1988
4. Andrulewicz, E., Dahlman, G., Hägerhäll, B., Witt, G., 1996. Contaminants. 5.2 Petroleum hydrocarbons (PHCs). In: Third Periodic Assessment of the State of the Marine Environment of the Baltic Sea, 1989–1993. Background Document. Baltic Sea Environment Proceedings No. 64 B. HELCOM, pp. 139–144.
5. Anonymous, 2002a. Information om oljeutsläpp 2001. Swedish Coastal Guard. Available at: http://www.kustbevakningen.se/intrainfoext/kbvhemsida/rapporter_statistik/infooljeutsl2001.pdf, October 2005, 5 pp. (in Swedish).