Winarsih, A., Idroes, R., Zulfiani, U., Yusuf, M., Mahmudi, M., Saiful, S. and Rahman, S. A. (2023) “Method Validation for Pesticide Residues on Rice Grain in Aceh Besar District, Indonesia Using Gas Chromatography-Electron Capture Detector (GC-ECD)”, Leuser Journal of Environmental Studies, 1(1), pp. 18–24. doi: 10.60084/ljes.v1i1.37.