Nyland, Astrid J. ”Petrified Life or Living Stone? The Problems of Categorisation: Exemplified by Fossils Found at Stone Age Sites in Rogaland, Norway”. In Situ Archaeologica 14, no. 1 (juni 1, 2020): 159–170. åtkomstdatum november 21, 2024. https://publicera.kb.se/insi/article/view/9520.