Díez, M. A., R. Álvarez, R. Radoslavov, C. Barriocanal, C. S. Canga, and J. Xiberta. 2002. “Development of a New Laboratory-Scale Method for the Determination of Coke Mechanical Strength”. Revista De Metalurgia 38 (6):410-18. https://doi.org/10.3989/revmetalm.2002.v38.i6.426.