TY - CPAPER AU - L. Ionchev AU - B. Lizama TI - RADIOACTIVE POLLUTION IN SURFACE WATERS OF THE ZLATARITSA RIVER AND INFLUENCE ON THE MESTA RIVER T2 - 2nd International Scientific Conference - SGEM2002 PY - 2002 SP - 431 EP - 439 PB - SGEM Scientific GeoConference ER -