TY  - GEN
AU  - Kressel, Henry
AU  - Butler, JK
TI  - Semiconductor lasers and heterojunction leds
SN  - 0124262503
U1  - 621.3661 
PY  - 1977///
CY  - New York
PB  - Academic
KW  - Light emitting diodes
KW  - Semiconductor lasers
UR  - https://www.amazon.com/Semiconductor-Heterojunction-Quantum-electronics-principles-applications/dp/0124262503/ref=sr_1_1?s=books&ie=UTF8&qid=1493786019&sr=1-1&keywords=0124262503#reader_0124262503
ER  -