1. CommScope, Wideband Multimode Fiber - What is it and why does it makes sense? (White paper) (2015).
http://www.commscope.com/docs/wideband_multimode_fiber_what_why_wp-109042.pdf
2. D. Molin, F. Achten, WideBand OM4 multi-mode fiber for next-generation 400Gbps data communications, in IWCS (2014)
3. R. Pimpinella, B. Kose, J. Castro, Wavelength dependence of effective modal bandwidth in OM3 and OM4 fiber and optimizing multimode fiber for multi-wavelength transmission, in IWCS (2014)
4. M. Bigot, D. Molin, Wide-band OM4 multimode fibers for future 400Gbps and 1.6Tbps WDM systems, in IWCS (2015)
5. K. Oh, U. Paek, Silica Optical Fiber Technology for Devices and Components (Chapter Five), (Wiley, 2012)