TY - CPAPER AU - S. Dimitrova AU - I. Kostova AU - K. Ivanova AU - S. Lazarova TI - IRON AND MANGANESE REMOVAL BY ZEOLITE T2 - 8th International Scientific Conference - SGEM2008 PY - 2008 SP - 129 EP - 136 PB - SGEM Scientific GeoConference ER -