Aguilera, L., Costa Filho, M. A., Costa Neto, C. and de Campos, J. (2022) “Analysis of the Influence of Contaminants on Microhardness Sintered Boron Carbide Samples”, Journal of Applied Research and Technology, 20(4), pp. 448-459. doi: 10.22201/icat.24486736e.2022.20.4.1327.