ŽATKO, Matúš. Competitiveness of the V4 Countries in the Context of Modernization and Sustainable Development of Their Economies. In Modernizacija ekonomiki: predposylki, sostojanie, puti razvitija v uslovijach globaľnych vyzovov i trendov industrii : Sbornik trudov meždunarodnoj naučno-praktičeskoj konferenci = Works оf the International Scientific-Practical Conference. - Nur-Sultan : Jevrazijskij nacionaľnyj universitet im. L.N. Gumileva, 2020. ISBN 978-601-214-449-9, s. 24-29 online.