TY - BOOK AU - Joannopoulos, J. D., ed. AU - Lucovsky, G., ed. TI - Physics of hydrogenated amorphous silicon II: electronic and vibrational properties T2 - Topics in applied physics SN - 3540128077 U1 - 537.622 PY - 1984/// CY - Berlin PB - Springer-Verlag ER -