Examples from the Web for pernik
Historical Examples of pernik
The lignite mines opened by the government at Pernik in 1891 yielded in 1904 142,000 tons.
The steel mill at Pernik is to be modernized, also with Soviet assistance.Area Handbook for Bulgaria
Eugene K. Keefe, Violeta D. Baluyut, William Giloane, Anne K. Long, James M. Moore, and Neda A. Walpole