Gary L. Diamond and Patrick R. Durkin Effects of Surfactants on the Toxicitiy of Glyphosate, with Specific Reference to RODEO Report submitted to Leslie Rubin, COTR, Animal and Plant Health Inspection Service (APHIS). Biotechnology, Biologics and Environmental Protection, Environmental Analysis and Documentation, United States Department of Agriculture, February 6, 1997
Dean G. Thompson Ecological Impacts of Major Forest-Use Pesticides Ecological Impacts of Toxic Chemicals, Bentham Science Publishers Ltd, 2011, Chapter 5, 88-110. Cita: "...debido á complexidade química do surfactante POEA e a dificultade resultante de analizar para matrices ambientais complexas, o compartimento ambiental da POEA en ecosistemas forestais naturais non foi estudada especificamente."