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Yoga, I.B.K.W., N.P. Diantariani, & I.P.P. Darmayuda.
" APLIKASI FUNGSI DERIVATIVE ZERO CROSSING UNTUK MENENTUKAN KADAR QUERCETIN DAN RUTIN PADA ANALISIS FLAVONOID EKSTRAK DAUN KACAPIRING (Gardenia jasminoides Ellis)." <em>CAKRA KIMIA (Indonesian E-Journal of Applied Chemistry)</em> [Online], 13.1 (2025): 24 - 32. Web. 29 Aug. 2026