1. Data-driven cities. From concept to applied solutions. http://www.pwc.ru/en/government-and-public-sector/assets/ddc_eng.pdf
2. Cartographic Design Process: Artistic Interpretation With the Geodatabase. http://www.esri.com/library/whitepapers/pdfs/cartographic-design.pdf
3. Geoinformation system of St. Petersburg. https://gu.spb.ru/188545/mfcservice/
4. The geoportal of UGRA. https://maps.crru.ru/smaps/cmViewer.php
5. The town-planning atlas the city of Tomsk. https://map.admtomsk.ru/main/map_all.html#!system=tomsk_all&bank=1&layers=moLayer_scen,streetLayer_scen&page=home&base=osm