1
by Wilkinson, Paul
Published 2004
Book
2
by Ranieri Panetta, Marisa, Ed. 
Published 2005
Book
3
by Kepartová, Jana
Published 2007
Book
4
by Fryš, Josef
Published 2000
Book
5
by Butterworth, Alex
Published 2009
Book
7
by Nappo, Salvatore
Published 1999
Book
8
by Skopek, Robert
Published 2001
Article
9
by Burian, Jan
Published 2008
Article
10
Article
11
12
Article