van den Berg, C., Higgins, W. E., Dressler, R. L., Whitten, W. M., Soto-Arenas, M. A., & Chase, M. W. (2009). A phylogenetic study of Laeliinae (Orchidaceae) based on combined nuclear and plastid DNA sequences. Oxford University Press.

van den Berg, Cássio, Wesley E. Higgins, Robert L. Dressler, W. Mark Whitten, Miguel A. Soto-Arenas, and Mark W. Chase. A Phylogenetic Study of Laeliinae (Orchidaceae) Based On Combined Nuclear and Plastid DNA Sequences. Oxford University Press, 2009.

van den Berg, Cássio, et al. A Phylogenetic Study of Laeliinae (Orchidaceae) Based On Combined Nuclear and Plastid DNA Sequences. Oxford University Press, 2009.