JĘDRZEJCZAK, Ryszard. The Role of Local Government Units in the Development of Solar Energy in Poland. Poland: Lodz University Press,2026. DOI: 10.18778/8445-151-9. Disponível em: https://press.uni.lodz.pl/index.php/wul/catalog/book/1786. Acesso em: 11 sep. 2026.