Malcolm Sharples et al for Offshore Risk & Technology Consulting Inc., under contract for Minerals Management Service, Order no. 0105PO39221. Post Mortem Failure Assessment of MODUs During Hurricane Ivan(PDF). US Government Minerals Management Service: 50–51. April 2006 [2010-06-23]. (原始内容(PDF)存档于2006-08-23).
Malcolm Sharples et al for Offshore Risk & Technology Consulting Inc., under contract for Minerals Management Service, Order no. 0105PO39221. Post Mortem Failure Assessment of MODUs During Hurricane Ivan(PDF). US Government Minerals Management Service -: 50–51. April 2006 [2010-06-23]. (原始内容(PDF)存档于2006-08-23).
Malcolm Sharples et al for Offshore Risk & Technology Consulting Inc., under contract for Minerals Management Service, Order no. 0105PO39221. Post Mortem Failure Assessment of MODUs During Hurricane Ivan(PDF). US Government Minerals Management Service: 50–51. April 2006 [2010-06-23]. (原始内容(PDF)存档于2006-08-23).
Malcolm Sharples et al for Offshore Risk & Technology Consulting Inc., under contract for Minerals Management Service, Order no. 0105PO39221. Post Mortem Failure Assessment of MODUs During Hurricane Ivan(PDF). US Government Minerals Management Service -: 50–51. April 2006 [2010-06-23]. (原始内容(PDF)存档于2006-08-23).