1. Bakaeva, E.N., Nikanorov, A.M., and Ignatova, N.A., Place of biotesting of bottom sediments in the monitoring of surface inland waters, Vestn. Yuzh. Nauch. Tsentra, 2009, vol. 5, no. 2, pp. 86–92.
2. Vinogradov, A.P., The average content of chemical elements in the main types of igneous rocks of the crust, Geokhimiya, 1962, no. 7, pp. 555–571.
3. Gapeeva, M.V., Gusev, E.S., Dolotov, A.V., and Le Ti Vin, Levels of the content of heavy (including rare earth) elements in the rivers and reservoirs of the Central Vietnam and their relationship with the production characteristics of water bodies, Vodoochistka. Vodopodgotovka. Vodosnabzhenie, 2010, no. 3, pp. 64–71.
4. Grebenyuk, L.P. and Tomilina, I.I., Changes the physiological and morphological parameters of Chironomus riparius Meigen (Diptera: Chironomidae) larvae under the action of toxic substances of different nature, Biol. Vnutr. Vod, 2006, no. 3, pp. 81–90.
5. Gremyachikh, V.A., Tomilina, I.I., and Grebenyuk, L.P., The effect of mercury chloride on morphofunctional parameters in Chironomus riparius Meigen (Diptera, Chironomidae) larvae, Inland Water Biol., 2009, vol. 2, no. 1, pp. 89–95.