HUGHES, Kate. Advice for contributors to Sibbaldia. Sibbaldia: the International Journal of Botanic Garden Horticulture, [S. l.], n. 11, p. 187–188, 2013. DOI: 10.24823/Sibbaldia.2013.61. Disponível em: https://journals.rbge.org.uk/rbgesib/article/view/61. Acesso em: 31 may. 2025.