Filipiak, Dominik, and Agata Filipowska. “Wikipedia, Dbpedia and the Polish Art Market: Data Enrichment and Analysis of Concepts’ Frequency in the Descriptions of Paintings and Authors”. DEMO 5, no. 12 (December 31, 2017): 22–32. Accessed April 18, 2026. https://ojs34.fimagis.pl/index.php/demo/article/view/1066.