Olsen, Karin. “The Lacnunga and Its Sources: The Nine Herbs Charm and Wið Færstice Reconsidered.”. Revista Canaria de Estudios Ingleses, no. 55 (April 15, 2022): 23-31. Accessed December 8, 2025. https://www.ull.es/revistas/index.php/estudios-ingleses/article/view/4342.