Isnawan, B.H. et al. 2020. Secondary Macronutrients Up-Take, Root Development, and Chlorophyll Content of Local Rice Varieties Grown under System of Rice Intensification (SRI) vs. Conventional Methods. International Journal on Advanced Science, Engineering and Information Technology. 10, 1 (Mar. 2020), 381–388. DOI:https://doi.org/10.18517/ijaseit.10.1.11057.