Gullestad Nils, and Klemetsen Anders. “Size, Age and Spawning Frequency of Landlocked Arctic Charr Salvelinus Alpinus (L.) in Svartvatnet, Svalbard”. Polar Research 16, no. 2 (January 12, 1997): 85-92. Accessed April 23, 2024. https://polarresearch.net/index.php/polar/article/view/1910.