Cite journal Source date July 2, 2014 Title Future Trends in Fiber Optics Communication URL http://www.iaeng.org/publication/WCE2014/WCE2014_pp438-442.pdf Journal WCE, London UK Publisher WCE, London UK ISBN 978-988-19252-7-5 ↑ Bell Labs breaks optical transmission record, 100 Petabit per second kilometer barrier, Phys.org, 29 September 2009 ↑ "Guide To Fiber Optics & Permises Cabling".