Nagle, I., Ulmane, I., Sutova, A., Bergmanis, B., Juruss, M., & Hudenko, J. (2020). The Prevalence and Motivation of the Undeclared Employment in Latvia. Technium Social Sciences Journal, 11(1), 148–158. https://doi.org/10.47577/tssj.v11i1.1196