@article {5285, title = {Rollinia (Annonaceae)}, journal = {Flora Neotropica, MonographFlora Neotropica, Monograph}, volume = {57}, year = {1992}, note = {167}, pages = {1-188}, author = {Maas, P. J. M. and L. Y. T.h. Westra} } @article {5222, title = {Systematic position and subdivision of Rollinia. In: Maas, P.J.M., L.Y.Th. Westra et al.: Rollinia}, journal = {Flora Neotropica, MonographFlora Neotropica, Monograph}, volume = {57}, year = {1992}, note = {167}, pages = {55-62}, author = {Koek-Noorman, J. and P. J. M. Maas} }