001: 32190
003: Starlibrary PMS 4.5
005: 20180420
020: ^a81-219-1459-0
066: ^aص.o
072: ^aintraoduction
082: ^a621
100: ^aصالح جواد الكاظم
240: ^aoptical fibres and fibre optic communication systems
245: ^aoptical fibres and fibre optic communication systems
260: ^c2001
650: ^a refractive index and velcity of light