1. Global Environment Outlook 6—GEO 6: Healthy Planet, Healthy People, Nairobi, 2019;U. N. Environment,2019
2. The United Nations World Water Development Report 2017;WWAP (United Nations World Water Assessment Programme),2017
3. Waste-Water Treatment Technologies: A General Review;United Nations, Economic and Social Commission for Western Asia,2003
4. The chemistry of graphene oxide;Dreyer;Chem. Soc. Rev.,2009
5. Environmental applications of graphene-based nanomaterials;Perreault;Chem. Soc. Rev.,2015