CZECH, Ewa Katarzyna and MODRZEJEWSKI, Artur. Several reflections on regulated activity within the scope of municipal waste collection from real estate owners (Part I). Polish Yearbook of Environmental Law. Online. 31 October 2012. No. 2, pp. 7-17. [Accessed 31 December 2025]. DOI 10.12775/PYEL.2012.001.