Fibre-optic communication subsystem test procedures - Part 4-2: Installed cable plant - Single-mode attenuation and optical return loss measurement (IEC 61280-4-2:2014) (english version)
Cable networks for television signals, sound signals and interactive services - Part 13: Optical systems for broadcast signal transmissions (IEC 60728-13:2010) (english version)
Fibre organizers and closures to be used in optical fibre communication systems - Product specifications -- Part 3-8: Fibre management system, terminal equipment box type 1 for category C (english version)