1. Y.Koike, “High Bandwidth, Low Loss Polymer Fibres”, Proc. 18th ECOC, Berlin, Sept.27–Oct.1, 1992, paper MoB 1.1, pp. 679–686.
2. R.P.C. Wolters, “Bi-Directional Transmission in CATV-networks; A Framework”, Eindhoven, Stan Ackermans Institute, ISBN 90-5282-547-5.3].
3. Rodger E. Ziemer and Roger L. Peterson, “Digital Communications and Spread Spectrum”, MacMillan Publishing New York; 1985 ISBN 0-02-431670-9.
4. Robert C. Dixon, “Spread Spectrum Systems with Applications”, John Wiley & Sons Inc.; ISBN 0-471-59342-7.
5. Andrew J. Viterbi, “CDMA: Principles of Spread Spectrum Communication”, Massachusetts; Addison-Wesley, ISBN 0-201-63374-4.