(Q106123904)
Statements
Zákon o geologických pracích a o Českém geologickém úřadu (Czech)
0 references
21 April 1988
0 references
20 December 1991
15 July 1992
23 October 2000
18 July 2002
23 January 2004
6 January 2005
11 November 2005
11 May 2006
15 April 2008
20 July 2009
24 July 2009
3 September 2009
20 March 2012
7 April 2014
28 June 2017
31 July 2017
62/1988 Sb.
0 references
1 July 1988