Combined chemical treatment of pharmaceutical effluents from medical ointment productionKulik, Niina; Trapido, Marina; Goi, Anna; Veressinina, Jelena; Munter, ReinChemosphere2008 / 8, p. 1525-1531 : ill https://pubmed.ncbi.nlm.nih.gov/17897701/

Keemiline puhastus ja pesumajad : loengukonspekt. 1, Keemiline kuivpuhastusPiiroja, Eduard1981 https://www.ester.ee/record=b1214124*est