1.
R. E. Dunay, A. J. Dronkers. Stratigraphic correlation of the Vlieland and Delfland units in the Dutch offshore, based on palynology. njg [Internet]. 1983Jan.1 [cited 2026Apr.2];:131-4. Available from: https://njgjournal.nl/index.php/njg/article/view/13353