1. Axelsson G. Long-term set-up of driven piles in sand. PhD thesis, 2000, Department of Civil and Environmental Engineering, Royal Institute of Technology, Stockholm, Sweden.
2. Chow F. C. Investigations into displacement pile behaviour for offshore foundations. PhD thesis, 1997, Department of Soil Mechanics, Imperial College, London, UK.
3. Effects of Time on Capacity of Pipe Piles in Dense Marine Sand