Skaug M, Dons CE, Lauritzen Ørnulf, Worsley D. Lower permian palaeoaplysinid bioherms and associated sediments from central Spitsbergen. POLAR [Internet]. 1982Jan.12 [cited 2025Feb.26];1982(2):57-76. Available from: https://polarresearch.net/index.php/polar/article/view/2578