1. API (2000). "Recommended practice for planning designing and constructing fixed offshore platforms: working stress design." American Petroleum Institute Washington DC.
2. ASTM (1996). "D 1143-Standard test method for piles under static axial compressive load." American Society for Testing and Materials.
3. Piles in Sand: A Method Including Residual Stresses
4. Fellenius B. H. (2001). "Determining the true distribution of load in piles." Geotechnical Special Publication No. 116 ASCE Edited by M.W. O'Neill and F.C. Townsend Vol. 2 1455 - 1470.