GRUSZKA, W.; LIPNICKI, L. Standard procedure for the identification of lichen refuges: a case study of the Krajeńskie Lakeland area in Poland. Ecological Questions, [S. l.], v. 30, n. 4, p. 19–27, 2019. DOI: 10.12775/EQ.2019.025. Disponível em: https://apcz.umk.pl/EQ/article/view/EQ.2019.025. Acesso em: 26 apr. 2024.