BUČEK, Milan - ŠIPIKAL, Miroslav - SKOTTA, Michal. The changes of the regional structures in transformation period in Slovakia. In 40th European regional science association congresss, Barcelona 2000 : ERSA conference papers. - Barcelona : [s.n.], 2000, s. 1-19. Available on Internet: <http://www-sre.wu-wien.ac.at/ersa/ersaconfs/ersa00/pdf-ersa/pdf/231.pdf>