1. Mineral commodity summaries of the Czech Republic 2010
:Mineral commodity summaries of the Czech Republic 2010 : (statistical data to 2009) : (data deadline: August 31, 2010). Praha : Ministry of the Environment : Czech Geological Survey - Geofond, 2010. 518 s. ISSN 1801-6707. [Copy count : 1, currently available 1, at library only 0]