1. World Gold Deposits;Bache,1987
2. X-ray data, optical anisotropism, and thermal stability of cobaltite, gersdorffite, and ullmannite;Bayliss;Mineral. Mag.,1969
3. A further crystal structure refinement of cobaltite;Bayliss;Am. Mineral.,1982
4. Gold of Russia;Benevolsky,1995
5. Endogenous metallogeny of the Urals;Bortnikov,2013