RAE, David. Introduction. Sibbaldia: the International Journal of Botanic Garden Horticulture, [S. l.], n. 9, p. 1–5, 2011. DOI: 10.24823/Sibbaldia.2011.115. Disponível em: https://journals.rbge.org.uk/rbgesib/article/view/115. Acesso em: 13 apr. 2025.