1. D.J.T. Carter, P.G. Challenor, J.A. Ewing, E.G. Pitt, M.A. Srokosz, and M.J. Tucker, 1986 .Estimating Wave Climate Parameters for Engineering Applications. HMSO OTH. 86228 , ISBN 0 11 412858 8.
2. The dynamics of towed flexible cylinders Part 1. Neutrally buoyant elements
3. Kinsman . 1965 . Wind Waves, their generation and propagation on the ocean surface , Dover, 1965,1984 ISBN 0-486-64652-1.