Aliberto Caforio
Adam Feather
Robert Mines
Ray Mines
Francis H. Loring
Victor Fariala Muchanga
Orens Njomkam
G. Gibowicz
U. S. Bureau of Mines
Macnamara Russell
Romain Mushengezi
John Townsend Bucknill
Robert Wabner
Albert Kalau Kaseke
V. S. Vutukuri
Source: Wikipedia
A. J. Mendecki
Jianwei Cheng
Generuje redakčný systém BUXUS CMS spoločnosti ui42.