Thomas Kusserow Thomas Kusserow Marketing-Manager Mining & Minerals, Abb pi pm Germany (Click for more!)
Tads S. Golosinski Tads S. Golosinski Professor, Mining Engineering, University of Missouri-Rolla United States (Click for more!)
Geoff Robinson Geoff Robinson Industrial Statistician, CSIRO (Mathematical and Information Sciences) Australia (Click for more!)
Eko Putranto Eko Putranto Head of Mechanical Engineering Departement, PT. Tambang Batubara Bukit Asam (Persero) (Click for more!)