00454nam a22001817a 4500 244 244 SLTCLib 180511b ce ||||| |||| 00| 0 eng d 9781259006876 1259006875 English 621.391 KEI Keiser, Gerd 313 Optical fiber communications 5th New Delhi McGraw Hill Education 2013 xxii,[2],662 p. 22.8cm udc MLN 0 0 udc 0 0 LEC SLTC SLTC LES 2018-05-11 4 2 621.391 KEI 001065 2023-04-27 00:00:00 2019-04-05 2018-05-11 MLN 0 0 udc 0 0 LEC SLTC SLTC LES 2018-05-11 9 8 621.391 KEI 001081 2026-01-13 00:00:00 2020-05-09 2018-05-11 MLN