Villalobos, M., 3Fractal Mining Services
Wainstein, Pablo, BGC Ingeniería Ltda.
Wei, Xiaoming, BGRIMM Technology Group
Widzyk-Capehart, E., Nazarbayev University
Zabłocki, A., Chilean Mining Chamber
Zhang, Lei, BGRIMM Technology Group
Zhang, Qin, Guizhou University

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