PEDERSEN, Stig A. Schack. Pilespidsstrukturer. Varv, [S. l.], v. 1982, n. 4, p. 108–112, 1982. DOI: 10.7146/varv.v1982i4.146073. Disponível em: https://tidsskrift.dk/varv/article/view/146073. Acesso em: 6 dec. 2025.