TY  - BOOK
AU  - Sharma,A.B.
AU  - Halme,Seppo J.
AU  - Butusov,M.M.
TI  - Optical fiber systems and their components: an introduction 
SN  - 03540104372
PY  - 1981///
CY  - Berlin
PB  - Springer-Verlag
KW  - Fiber optics
KW  - Optical communications
ER  -