O professor Johnni Langer analisa alguns dos mais importantes estudos sobre as crenças religiosas na Escandinávia pré-cristã (especialmente livros analisando cultos e ritos), constantes de sua biblioteca particular:
1. (01:28) The origins of drama in Scandinavia, de Terry Gunnell. London: D.S. Brewer, 1995.
2. (04:14) Roles of the Northern Goddess, de Hilda Davidson. London: Routledge, 1998.
3. (07:08) Nordic religions in the Viking Age, de Thomas DuBois. Philadelphia: University of pennsylvania Press, 1999.
4. (11:16) Old Norse Religion in long-term perspectives: origins, changes, and interactions, vários autores. Lund: Nordic Academic Press, 2005.
5. (18:28) Initiation Between Two Worlds: Structure and Symbolism in Pre-Christian Scandinavian Religion, de Jens Peter Schjødt. Odense: The Univerrsity Press of Southern Denmark, 2008.
6. (21:20) Iron Age Myth and Materiality: An Archaeology of Scandinavia AD 400-1000, de Lotte Hedeager. London: Routledge, 2011.
7. (23:25) Animals and Humans: Recurrent Symbiosis in Archaeology and Old Norse Religion, de Kristina Jennbert. Lund: Nordic Academic Press, 2011.
8. (24:47) More Than Mythology: Narratives, Ritual Practices and Regional Distribution in Pre-Christian Scandinavian Religions, organizado por Raudvere e Schjødt. Lund: Nordic Academic Press, 2012.
9. (27:21) The Viking Way: Religion and War in Late Iron Age Scandinavia, de Neil Price. Oxford: Oxbow, 2021, edição revista e ampliada (original de 2002).
Imagem de capa: Nerthus, Emil Doepler "o Jovem", pintura incluída no livro ‘Walhall, die Götterwelt der Germanen’, 1905.
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