HELDT, H. Le thon rouge (Thunnus thynnus L): Examens des travaux publiés (1928), Observations nouvelles. INSTM Bulletin : Marine and Freshwater Sciences, Tunis, T.N., n. 13, p. 2–26, 1929. DOI: 10.71754/instm.bulletin.v.1625. Disponível em: https://www.instm-bulletin.tn/index.php/bulletin/article/view/1625. Acesso em: 14 sep. 2025.