1. J. F. FRANKLIN and A. WRIGHT, in Proceedings of the 13th International Conference on Pipeline Protection, edited by BHR Group Limited, (Edinburgh, UK, September 1999).
2. L. WATKINS and E. HERSHEY, World Pipelines
4 (2004) 49.
3. B. VAN BELLE, in “Offshore Technology Conference”, Houston, Texas (USA) May 2002.
4. A. AVENA, Ph.D. Thesis, Ecole Nationale Supérieure des Mines de Paris, 1987.
5. G. FONBLANC, Ph.D. Thesis, Université Bordeaux I, 1986.