NIEMINEN, Mauri; RANTATARO, Maarit. Mineral and trace element contents of lichens in Finnish reindeer herding area. Rangifer, Tromsø, Norway, v. 10, n. 4, p. 56, 1990. DOI: 10.7557/2.10.4.920. Disponível em: https://septentrio.uit.no/index.php/rangifer/article/view/920. Acesso em: 18 may. 2026.