Edwards A. M. C., Thornes J. B., 1970: Observations on the dissolved solids of the Casiquiare and Upper Orinoco, April – June, 1968. [Observaçoes sôbre os sólidos dissolvidos em o Casiquiare e Alto Orinoco abril – junho, 1968.] 12 pp. Amazoniana 2(3): 245-256.

 Elshin S. V., Antakov A. G., Karatayev A. B., 1991: Design of the population estimates for invertebrates living at and above the soil surface in the forests and glades with the use of a biocoenometer. 12 pp. (in Russian). Entomologitsheskoe obozrenie 70(4): 934-945.

 Erol T., Benlioglu , Boz Ö., Öncüer C., 2000: Aydin ilindeki tarim ürünlerinde pestisit kullaniminin degerlendirilmesi. [The evaluation od pesticides use in agricultural crops in Aydin province. 15 pp. Turkish journal of entomology 22(1): 57-71.