HACKL, Maria; KAUDELA, Veronika; KÄFER, Bernadette. Sounds from a base camp: Different ways of reconstructing and playing the "Grubgraben" wind instrument. Journal of Music Archaeology, Vienna, Austria, v. 1, p. 103–123, 2023. DOI: 10.1553/JMA-001-05. Disponível em: https://jma.vlg.oeaw.ac.at/index.php/jma/article/view/7. Acesso em: 19 apr. 2025.