N. Nishizawa, Y. Ito, T. Goto, and M. Yoshida, "Generation and characterization of widely broadened super continuum using highly nonlinear fibers and fiber laser,"
in Optical Fiber Communications Conference, A. Sawchuk, ed.,
Vol. 70 of OSA Trends in Optics and Photonics
(Optical Society of America, 2002), paper WR2.