Karki, P., P. N. Atreya, and S. Shrestha. “Effect of Maleic Hydrazide and Gibberellic Acid on Growth and Yield of African Marigold (Tagetes Erecta L.) Cv. Calcuttia Orange”. Fundamental and Applied Agriculture, vol. 6, no. 3, Sept. 2021, pp. 272–278, doi:10.5455/faa.103177.