SLÁVIK, Štefan et al. Business Models of Start-ups and Their Impact on the Sustainability of Nascent Business. - Registrovaný: Web of Science. In Entrepreneurship and Sustainability Issues : Peer-reviewed Scientific Journal. - Vilnius : The General Jonas Žemaitis Military Academy of Lithuania. ISSN 2345-0282, 2021, vol. 8, no. 4, pp. 29-52 online. VEGA 1/0063/19, Nadácia Manažér/Foundation of Manager, Faculty of Business Management, University of Economics in Bratislava, grant number 1/18.