Rott, Eduard; Steinmetz, Heidrun; Metzger, Jörg W. (2018). "Organophosphonates: A review on environmental relevance, biodegradability and removal in wastewater treatment plants". Science of the Total Environment. 615: 1176. Bibcode:2018ScTEn.615.1176R. doi:10.1016/j.scitotenv.2017.09.223.
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Rott, Eduard; Steinmetz, Heidrun; Metzger, Jörg W. (2018). "Organophosphonates: A review on environmental relevance, biodegradability and removal in wastewater treatment plants". Science of the Total Environment. 615: 1176. Bibcode:2018ScTEn.615.1176R. doi:10.1016/j.scitotenv.2017.09.223.