| Stanislav Stoykov, Strashimir Strashimirov, Robert Moritz, Dimitur Dimitrov, Jivko Todorov (2007) Mineral composition of the Late Cretaceous Breznik-Bardoto Au epithermal ore occurence (preliminary data), Western Srednogorie Belt, Bulgaria. Annual of the University of Mining and Geology “St. Ivan Rilski”, Vol. 50, Part I, Geology and Geophysics pp 117-122. |