|
Sweden | |
| NJMMh 1982, 201 |
| Dobbe, R. T. M. (1991) Ullmannite, cobaltian ullmannite and willyamite from Tunaberg, Bergslagen, central Sweden. The Canadian Mineralogist, 29 (2) 199-205 EurJMin 5, 165 |
| Dobbe, R. T. M., Lustenhouwer, W., Zakrzewski, M. A. (1994) Kieftite, CoSb3, a new member of the Skutterudite group from Tunaberg, Sweden. The Canadian Mineralogist, 32 (1) 179-183 |