Ciechelska, Agnieszka, Marta Kusterka-Jefmańska, and Sabina Zaremba-Warnke. “Municipal Waste Management As a Polycentric System –the Example of Poland”. Czasopismo "Economics and Environment" 83, no. 4 (January 12, 2023): 76–90. Accessed October 30, 2024. https://ekonomiaisrodowisko.pl/journal/article/view/541.