TY - BOOK AU - International Symposium on Chemical Bonds in Semicondutcting TI - Chemical bonds in solids: proceedings U1 - 537.622 I-5C PY - 1972/// CY - N.Y. PB - Consultants Bureau KW - X - RAYS -- ADDRESSES, ESSAYS, LECTURES KW - CHEMICAL BONDS -- ADDRESSES, ESSAYS, LECTU ER -