MICHALOVÁ, Valéria - HOLUBCOVÁ, Ivana. Business services in Slovak reform economy. In RESER 2008 - New horizons for the role and production of services : conference proceedings, September 25th-26th 2008, Stuttgart, Germany. - Stuttgart : Fraunhofer Informations-zentrum IRB, 2008. ISBN 978-3-8167-7786-1, s. 1-15.