Dąbrowski, Jacek. “Use of Digital Marketing Tools in Companies from the Financial Sector in the Era of COVID-19 Pandemic”. The Best Practice of Marketing Management in Polish and International Enterprises: The Marriage of Science and Business – Case Studies, edited by Kamila Szymańska, Lodz University Press, 2022, pp. 91-100, https://doi.org/10.18778/8220-842-9.09.