El-Nahhal, Yasser, Salah Kerkez, and Zeyad Abu Heen. 2015. “Toxicity of Diuron, Diquat and Terbutryn to Cyanobacterial Mats”. Ecotoxicology and Environmental Contamination 10 (1):71-82. https://doi.org/10.5132/eec.2015.01.11.