FREUNDLER, M. P., and M. PILAUD. “Sur l’eau Normale Méditerranéenne: 1ère Partie: Historique, Discussion Des méthodes, Propositions”. INSTM Bulletin : Marine and Freshwater Sciences, no. 19 (November 19, 1930): 6–28. Accessed November 2, 2025. https://www.instm-bulletin.tn/index.php/bulletin/article/view/1619.