A. Rosmala, N. Khumaida, and D. Sukma, “Perubahan Morfologi dan Pertumbuhan Handeuleum (Graptophyllum pictum L. Griff) akibat Iradiasi Sinar Gamma”, J. Agron. Indonesia (Indonesian J. Agron.), vol. 43, no. 3, pp. 235–241, Feb. 2016, doi: 10.24831/jai.v43i3.11250.