TY - BOOK AU - Sharma,B.L. AU - Purohit,R.K. TI - Semiconductor heterojunctions T2 - International series of monographs in the science of the solid state, SN - 0080177476 U1 - 621.381528 23 PY - 1974/// CY - New York PB - Pergamon Press KW - Semiconductors KW - Junctions KW - Optoelectronic devices N1 - Includes bibliographical references ER -