Downie, J.D.; Sauer, M.; Hurley, J.: '1500 km transmission over NZ-DSF without in-line or post-compensation of dispersion for 38×10.7 Gbit/s channels', Electronics Letters, 2006, 42, (11), p. 650-652, DOI: 10.1049/el:20061184
IET Digital Library, https://digital-library.theiet.org/;jsessionid=9359icrl2l3tn.x-iet-live-01content/journals/10.1049/el_20061184