TY - BOOK ED - International Centre for Theoretical Physics TI - Electrons in crystalline solids: : Lectures presented at an international course at Trieste U1 - 539.2 (075.8) In8 PY - 1973/// CY - Vienna: PB - International Atomic Energy Agency KW - TEORIA DE LA BANDA DE ENERGIA DE LOS SOLIDOS KW - Congresses KW - ELECTRONES EN MOLÉCULAS KW - ESPECTROSCOPIA ER -