dian, dian, R. T. Raja, and M. Sena. “EXPERT SYSTEM FOR NUTRITION DEFICIENCY DIAGNOSIS IN HYDROPONIC PLANTS USING CERTAINTY FACTOR METHOD”. Jurnal Teknik Informatika (Jutif), Vol. 3, no. 3, June 2022, pp. 573-80, doi:10.20884/1.jutif.2022.3.3.241.