Winzer, P.J.; Raybon, G.; Duelk, M.: '107-Gb/s optical ETDM transmitter for 100G Ethernet transport', IET Conference Proceedings, 2005, p. v6:1-v6:1, DOI: 10.1049/cp:20050847
IET Digital Library, https://digital-library.theiet.org/;jsessionid=1t3td065mopgi.x-iet-live-01content/conferences/10.1049/cp_20050847