Lisiński, Marek, Arūnas Augustinaitis, Lukasz Nazarko, and Sabina Ratajczak. “Evaluation of Dynamics of Economic Development in Polish and Lithuanian Regions”. Journal of Business Economics and Management 21, no. 4 (June 9, 2020): 1093-1110. Accessed April 26, 2024. https://journals.vilniustech.lt/index.php/JBEM/article/view/12671.