B. S. Lautt, Y. Sulistiyanto, P. P. . Sakti, and E. U. . Antang, “Effects of Vermicompost and NPK Fertilizer to Growth and Yield of Mustard Plant (Brassica Juncea L) on Tropical Peatlands”, JTP-UPR, vol. 10, no. 2, pp. 23–28, Jul. 2021.