RosmalaA., KhumaidaN., and SukmaD. “Perubahan Morfologi Dan Pertumbuhan Handeuleum (Graptophyllum Pictum L. Griff) Akibat Iradiasi Sinar Gamma”. Jurnal Agronomi Indonesia (Indonesian Journal of Agronomy), Vol. 43, no. 3, Feb. 2016, pp. 235-41, doi:10.24831/jai.v43i3.11250.