da Silva, V. C.; Silva, G. H.; Bolzani, V. da S.; Lopes, M. N. Isolation of Lignans Glycosides from Alibertia Sessilis (Vell.) K. Schum. (Rubiaceae) by Preparative High-Performance Liquid Chromatography. Eclét. Quím. 2006, 31, 55-58.