Oeberst, Rainer, and Martina Bleil. “Early Estimates of Recruitment of the Belt Sea Cod Stock”. Scientia Marina 67, no. S1 (April 30, 2003): 181–190. Accessed April 25, 2024. https://scientiamarina.revistas.csic.es/index.php/scientiamarina/article/view/514.