Smoleńska, Olga, Czesław Adamiak, and Roman Rudnicki. “The Use of the Regional Operational Programme of Kujawsko-Pomorskie Voivodeship Funds for the Development of Tourism”. Journal of Education, Health and Sport 7, no. 6 (June 30, 2017): 973–979. Accessed June 28, 2025. https://apcz.umk.pl/JEHS/article/view/5165.