Vidal, G. “Late Precambrian Acritarchs from the Eleonore Bay Group and Tillite Group in East Greenland”. Rapport Grønlands Geologiske Undersøgelse 78 (December 31, 1976): 1–19. Accessed July 3, 2024. https://geusjournals.org/index.php/rapggu/article/view/7467.