Rosmala, Arrin, Nurul Khumaida, and Dewi Sukma. 2017. “Alteration of Leaf Anatomy of Handeuleum (Graptophyllum Pictum L. Griff) Due to Gamma Irradiation”. HAYATI Journal of Biosciences 23 (3), 138. https://doi.org/10.4308/hjb.23.3.138.