1. Strukturverfeinerung von Enargit, Cu3AsS4;Adiwidjaja;Acta Crystallogr. A,1970
2. Gold and arsenic in iron sulfides from sediment-hosted disseminated gold deposits; implications for depositional processes;Arehart;Econ. Geol.,1993
3. Arribas, A. Jr., 1995. Characteristics of high-sulfidation epithermal deposits, and their relation to magmatic fluid. In: Thompson, J.F.H. (Ed.), Magmas, Fluids, and Ore Deposits. Mineralogical Association of Canada Short Course volume 23, pp. 419–454.
4. Germanium geochemistry and mineralogy;Bernstein;Geochim. Cosmochim. Acta,1985
5. Mineral assemblages and genesis of the Cu–Au epithermal deposits in the southern part of the Panaguyrishte ore district, Bulgaria;Bogdanov,2004