• Developing gravity model for airline regional route modellingNõmmik, Allan; Kukemelk, SvenAviation2016 / p. 32-37 https://doi.org/10.3846/16487788.2016.1168007 https://www.scopus.com/sourceid/145434 https://www.scopus.com/record/display.uri?eid=2-s2.0-84963738917&origin=inward&txGid=f32b4b160ea9404456e123aa50abf5f4
• Do regional airlines in Eastern Europe have the right to survive in the European single sky environment?Kukemelk, SvenAviation2017 / p. 155-161 https://doi.org/10.3846/16487788.2017.1415226 https://www.scopus.com/sourceid/145434 https://www.scopus.com/record/display.uri?eid=2-s2.0-85038836206&origin=inward&txGid=c3657935a50c3d64dbd7c2ef82e2db19
• How changes in the regional airport sector will affect all parties involved and what steps should be taken to cope with the new realityKukemelk, SvenJournal of airport management2014 / p. 334-342