Burchard-Dziubińska, Małgorzata, and Tomasz Jakubiec. “The Role of Green Public Procurement in the Implementation of Sustainable Development. City of Łódź Case Study”. Regional Barometer. Analyses & Prognoses 16, no. 4 (April 12, 2019): 123–129. Accessed November 8, 2024. https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/53.