POULSEN, Axel Dalberg. Botanical Garden of the University of Oslo, Norway. Sibbaldia: the International Journal of Botanic Garden Horticulture, [S. l.], n. 13, p. 15–32, 2015. DOI: 10.24823/Sibbaldia.2015.72. Disponível em: https://journals.rbge.org.uk/rbgesib/article/view/72. Acesso em: 26 apr. 2024.