Wasis, B., Ghaida, S. H., & Winata, B. (2019). Application of coconut shell charcoal and NPK fertilizer toward Acacia mangium growth on the soil of ex-limestone mining in Bogor, Indonesia. Archives of Agriculture and Environmental Science, 4(1), 75-82. https://doi.org/10.26832/24566632.2019.0401012