Operation of business supporting networks: evidence from an EU candidate countryVensel, VelloPapers of the Congress of Political Economists (COPE) 14th Annual International Conference presented by Estonian participants : 12-19 July 2003, Mexico City2004 / TUTWPE(BFE) No. 04/117, p. 221-234

Operation of the conflict resolution mechanism and business supporting servicesVensel, Lia; Vensel, VelloEstonia on the threshold of the European Union : financial sector and enterprise restructuring in the changing economic environment : collection of papers2001 / p. [257]-274

Operation of the regulation mechanismLutsoja, KajaEstonia on the threshold of the European Union : financial sector and enterprise restructuring in the changing economic environment : collection of papers2001 / p. [291]-307 : ill

The Variations of judicial enforcement of EU Charter of fundamental rightsvis-á-vis union institutions and bodiesHamulak, OndrejEuropean studies : the review of European law, economics and politics2018 / p. 98–112 http://caes.upol.cz/wp-content/uploads/2019/08/FULL-VOLUME-European-Studies-2018-final.pdf