1. API Recommended Practice for Flexible Pipe API RP 17B Fifth Edition American Petroleum Institute 2014.
2. API Specification for Unbonded Flexible Pipe API Specification 17J Furth Edition American Petroleum Institute 2014.
3. Calculation of stresses and slip in structural layers of unbonded flexible pipes;Feret J. J.;Journal of Offshore Mechanics and Arctic Engineering
4. A case study in the cross-section analysis of flexible risers
5. Handbook on Design and Operation of Flexible Pipes;Berge S.;SINTEF Report STF70,1992