van den Hurk, Youri, and Krista McGrath. “Whaling in Iron Age to Post-Medieval Scotland: A Zooarchaeological and Biomolecular Study of Cetacean Remains from Selected Sites in Caithness, the Orkney Islands and the Shetland Islands”. Proceedings of the Society of Antiquaries of Scotland 150 (November 30, 2021): 451–474. Accessed July 22, 2024. https://journals.socantscot.org/index.php/psas/article/view/10475.