Potash industry in Bohemia in the 18th century

WOITSCH, Jiří. Potash industry in Bohemia in the 18th century. In: JELEČEK, L., CHROMÝ, P., JANŮ, H., MIŠKOVSKÝ, J., UHLÍŘOVÁ, L., eds. Dealing with Diversity. 2nd International Conference of the European Society for Environmental History Prague 2003. Proceedings. Prague: Charles University in Prague, Faculty of Science, Department of Social Geography and Regional Development, 2003, s. 328-334. ISBN 80-86561-09-7.