ISP7 - PRESSIO 2015 Symposium International 60 ans de pressiomètres. Part of the 16th ARCSMGE, org. by the Tunisian Association of Soil Mechanics (ATMS), May 01-02, 2015 Hammamet, Tunisia. Proceedings are available in: file:///C:/My%20Documents/ISP7%20-%20Hammamet%20Tunisie/Proceedings%20ISP7%20+%20ACSMGE%202015/ISP7%202015/ISP'7%202015/Home2.html
ISP6 - PRESSIO 2013 Parallel International Symposium on PRESSUREMETERS. 18ICSMGE, Paris, September 4, 2013 Proceedings are available in: http://www.cfms-sols.org/sites/default/files/resumes-des-communications-isp6.pdf
ISP5-PRESSIO 2005 Symposium International 50 ans de pressiomètres, édition bilingue anglais-français by Michel Gambin, J-P Magnan, Philippe Mestap, François Baguelin http://www.amazon.co.uk/ISP5-Pressio-2005-International-pressiom%C3%A8tres-anglais-fran%C3%A7ais/dp/285978410