Eloy, E., D. A. da Silva, B. O. Caron, R. Trevisan, and R. Balbinot. “Effect of Age and Plant Spacing on the Energy Properties of Black Wattle”. Comunicata Scientiae, vol. 8, no. 3, Apr. 2018, pp. 469-76, doi:10.14295/cs.v8i3.1771.