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Pillard, D. A., Cornell, J. S., DuFresne, D. L., & Hernandez, M. T. (2001). Toxicity of Benzotriazole and Benzotriazole Derivatives to Three Aquatic Species. Water Research, 35(2), 557–560. doi:10.1016/s0043-1354(00)00268-2 
10.1016/S0043-1354(00)00268-2