“Application of Cymbopogon Nardus As a Control of Plant Disturbing Organism Cercospora Leaf Spot in Chili (Capsicum Anuum L.)”. Sainmatika: Jurnal Ilmiah Matematika Dan Ilmu Pengetahuan Alam, vol. 22, no. 2, Dec. 2025, pp. 146-52, https://doi.org/10.31851/sainmatika.v22i2.20291.