TY  - BOOK
AU  - Summer,W.
TI  - Photosensitors : : a treatise on photo-electric devices and their application to industry / 
PY  - 1957///
CY  - London : 
PB  - Chapman & Hall, 
KW  - CELULAS FOTOELECTRICAS
KW  - MEDIDAS FOTOELECTRICAS
KW  - CONTROL REMOTO
ER  -