Wasis, B., Ghaida, S. H. and 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), pp. 75-82. doi: 10.26832/24566632.2019.0401012.