• Cheating in Europe : underreporting of self-employment income in comparative perspectiveKukk, Merike; Paulus, Alari; Staehr, KarstenInternational tax and public finance2020 / p. 363-390 https://doi.org/10.1007/s10797-019-09562-9 https://www.scopus.com/sourceid/28062 https://www.scopus.com/record/display.uri?eid=2-s2.0-85071223374&origin=inward&txGid=1cfe1ce8b645e29d0f5cb76a06541c09 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=INT%20TAX%20PUBLIC%20FINAN&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000520238000005