J.  Koek-Noorman and Westra, L. Y. T., ?Macrophotographic wood atlas of Annonaceae?, Botanical Journal of the Linnean SocietyBotanical Journal of the Linnean Society, vol. 169, pp. 135-189, 2012.

J.  Koek-Noorman and Westra, L. Y. T., ?Macrophotographic wood atlas of Annonaceae?, Botanical Journal of the Linnean Society, vol. 169, pp. 135-189, 2012.