Rusmini, R., D. Daryono, N. Hidayat, H. D. Salusu, H. Beze, and Y. Yulianto. “Growth and Production of Hydroponics Chinese Flat Cabbage With Ab Mix Concentration and Android Based Monitoring”. Jurnal Penelitian Pertanian Terapan, vol. 21, no. 3, Dec. 2021, pp. 270-7, doi:10.25181/jppt.v21i3.1881.