GARMO, Torstein H. Chemical composition and in vitro dry matter digestibility of lichens. Rangifer, Tromsø, Norway, v. 6, n. 1, p. 8–13, 1986. DOI: 10.7557/2.6.1.569. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/569. Acesso em: 2 may. 2026.