HVOLKOVÁ, Lenka et al. Barriers Hindering Innovations in Small and Medium-Sized Enterprises. In Journal of Competitiveness : Scientific Journal from the Field of Management and Economics. - Zlín : Fakulta managementu a ekonomiky Univerzity Tomáše Bati ve Zlíně, 2019. ISSN 1804-1728, 2019, no. 2, s. 51-67.