6Mitrovic V V. Sub lethal effects of pollutants on fish,Marine pollution and Sea Life [ M ]. Published by arrangement with the FAO of United Nations by Fishing News (Books) Ltd., 1972, 252-257
7Menzie, C M. Environmental Toxicology of Pesticides[M]. Academic Press, 1972, 487-500.
8Clarke K. R.and R.M. Warwick, Change in Marine Communities : An Approach to Statistical Analysis and Interpretation. Natural Environment Research Council [M]. Plymouth , U K, 1994, 144-160.
9Pielou E C, Ecological Diversity [ M ] . Wiley - Inters , NewYork , 1975, 163 - 165.
10Linderman R. L. The trophic - dynamic aspect of ecology [j]. Ecology 1942:23,399 -418.