Wijayani, Ari, et al. “The Improvement of Agronomic Traits of Chrysanthemum through Additional Lighting and Flower Faselife Assessment in Hargobinangun, Sleman, DIY”. Agrivet, vol. 18, no. 2, Apr. 2021, pp. 38-44, doi:10.31315/agrivet.v18i2.4650.