1. American Petroleum Institute (API), 1987. Analysis of spread mooring systems for floating drilling units. Recommended practice RP 2P-87, second ed., May 1, Approved July 12, 1993.
2. Fay, H., 1990. Dynamic Positioning Systems: Principles, Design, and Applications. Translated from the French by Nissim Marshall, Editions Technip, Paris.
3. Hooft, J.P., 1982. Advanced Dynamic of Marine Structures. Maritime Research Institute Netherlands/Wiley, Wageningen/New York.
4. Lough, A., 1985. Dynamic positioning. Lloyd's Register, Lloyd's Register Technical Association, No. 97, October.
5. Mahfouz, A.B., El-Tahan, H.W., 2004a. Dynamic positioning systems for marine vessels: Part I. Capability polar plots. The International Navigation Conference - Melaha 2004, Arab Institute of Navigation (AIN), Cairo, Egypt, April 13–16.