1. ISO, ISO 19901-4: Petroleum and natural gas industries - Specific requirements for offshore structures - Part 4: Geotechnical and foundation design considerations. 2003: Geneva, Switzerland
2. DNVGL, DNVGL-RP-C212: Offshore soil mechanics and geotechnical engineering (2017)
3. API, ANSI/API RP 2GEO: Geotechnical and foundation design considerations (2014)
4. Randolph, M.F., Gourvenec, S.: Offshore Geotechnical Engineering. 2011, 2 Park Square, Milton Park, Abingdon, Oxon OX14 4RN, Spon Press - an imprint of Taylor & Francis, UK (2011)
5. Bransby, M.F., Randolph, M.F.: Combined loading of skirted foundations. Géotechnique 48(5), 637–655 (1998)