Votapkova, Jana
Zilova, Pavlina
Funding for this research was provided by:
Grantová Agentura, Univerzita Karlova (CZ) (336215)
SV IES FSV UK (260 233)
Article History
Received: 28 November 2015
Accepted: 17 June 2016
First Online: 15 July 2016