1. Albanian American Development Foundation. http://aadf.org/wp-content/uploads/2022/05/AADF-Fact-Sheet_Mar-2022.pdf
2. BIDs in Sweden. http://www.bidsinsweden.se/category/business-improvement-districts/#.Xq76YZ4zZdg
3. British BIDs “National BIDs Conference” (2019) https://cdn.britishbids.info/publications/BRITISH_BIDS_CONFERENCE_2019_Forweb.pdf?mtime=20191112100201
4. Business Investment Zones Act. https://wetten.overheid.nl/BWBR0035933/2015-01-01
5. Deutchers Industrie-und Hamelskammertag. https://www.dihk.de/resource/blob/4084/94061b4f435dcb3275aae1dcec01ce02/bids-laender-data.pdf