2) Shigemura, T. and Nishimura, K.: Simulation of wave forces on inclined cylindrical piles, Coastal Structure 79, ASCE, Vol.1, pp.134-153, 1979.
3) Al-Kazily, M. F.: Forces on submerged pipelines induced by water waves, University of California, Berkeley, Hydraulic Engineering Laborotory, Technical Report, HEL.9-21, p.197, 1972.