LEMA-RUMINSKA, J.; NIEDOJAD?O, J. Direct somatic embryogenesis in dependent on the topophysical position of the explant in cactus Copiapoa tenuissima Ritt. forma monstruosa. Journal of the Professional Association for Cactus Development, [S. l.], v. 14, p. 1–6, 2012. DOI: 10.56890/jpacd.v14i.79. Disponível em: https://www.jpacd.org/jpacd/article/view/79. Acesso em: 16 oct. 2025.