Mihai Ștefănescu, Costel Bumbac, Ionut Cristea. "ADVANCED REMOVAL OF GAMMA HCH FROM WATER BY ULTRASONICATION, FENTON AND PHOTO FENTON ULTRASONICATION." SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 23rd SGEM International Multidisciplinary Scientific GeoConference Proceedings 2023, Water Resources. Forest, Marine and Ocean Ecosystems, Vol 23, Issue 3.2, 2023, pp. 11-18. https://doi.org/10.5593/sgem2023v/3.2/s12.02