Wati, D. A., F. Fahrurrozi, and E. Inoriah. “Growth and Yield of Pak Choi (Brassica Rapa Subsp. Chinensis) in Responses to Leucaena Leaf-Based Liquid Organic Fertilizer”. Akta Agrosia, vol. 26, no. 2, Dec. 2023, pp. 73-78, doi:10.31186/aa.26.2.73-78.