SVENONIUS, Peter. Limits on P: filling in holes vs. falling in holes. Nordlyd, Tromsø, Norway, v. 31, n. 2, 2004. DOI: 10.7557/12.13. Disponível em: https://septentrio.uit.no/index.php/nordlyd/article/view/13. Acesso em: 25 may. 2026.