Czech, Ewa Katarzyna, and Artur Modrzejewski. “Several Reflections on Regulated Activity Within the Scope of Municipal Waste Collection from Real Estate Owners (Part I)”. Polish Yearbook of Environmental Law, no. 2 (October 31, 2012): 7–17. Accessed February 5, 2025. https://apcz.umk.pl/PYEL/article/view/PYEL.2012.001.