Porkolab-Angyalos, Zsanett, and Róbert Szilágyi. “CYBER MATURITY AMONG EUROPEAN SMES: A TIME-SERIES AND CLUSTER-BASED ANALYSIS”. Applied Studies in Agribusiness and Commerce 20, no. 1 (June 27, 2026). Accessed June 28, 2026. https://ojs.lib.unideb.hu/apstract/article/view/16834.