TY - BOOK AU - TI - MAIN GROUP ELEMENTS AND THEIR COMPOUNDS:PERSPECTIVES IN MATERIALS SCIENCE,CHEMISTRY AND BIOLOGY SN - 8173190712 U1 - 546.31 KUM PY - 1996/// CY - NEW DELHI PB - NAROSA PUBLISHING HOUSE KW - MAIN GROUP ELEMENTS AND THEIR COMPOUNDS--PERSPECTIVES IN MATERIALS SCIENCE--CHEMISTRY AND BIOLOGY ER -