TY - BOOK AU - Liyanage,Sudantha AU - Deraniyagala,Samitha TI - f- Block Elements T2 - Monograph No:30 SN - 9789559244240 U1 - 546.4 LIY PY - 2005/// CY - Colombo PB - Institiute of Chemistry KW - f block elements KW - Monograph No:30 ER -