TY  - BOOK
AU  - Ravi K V
TI  - imperfection and impurities in semiconductor silicon
U1  - C6:212(E141), M1 
PY  - 1981///
CY  - New York    
PB  -  John Wiley       
KW  -  Silicon
KW  - Physics
N1  - Includes bibliography
ER  -