GROENINCKX, Inge; JANSSENS, Steven; SMETS, Erik; VERSTRAETE, Brecht. Description of 11 new Astiella (Spermacoceae, Rubiaceae) species endemic to Madagascar. European Journal of Taxonomy, [S. l.], n. 312, 2017. DOI: 10.5852/ejt.2017.312. Disponível em: https://ejt.sandbox.publicknowledgeproject.org/index.php/ejt/article/view/437. Acesso em: 25 apr. 2026.