Kowalska, K. i Kowalik, I. (2020) „Challenges faced by SMEs in their digital transformation towards Industry 4.0”, w Michałkiewicz, A. i Mierzejewska, W. (red.) Contemporary organisation and management. Challenges and trends. Poland: Wydawnictwo Uniwersytetu Łódzkiego, s. 35–48. doi:10.18778/8220-333-2.02.