ІAZVINSKA Н.; BILETSKA В. Lead generation in the language segment of the educational services market. INTERNATIONAL SCIENTIFIC-PRACTICAL JOURNAL COMMODITIES AND MARKETS, [S. l.], v. 52, n. 4, p. 73–87, 2024. DOI: 10.31617/2.2024(52)05. Disponível em: https://journals.knute.edu.ua/commodities-and-markets/article/view/2213. Acesso em: 2 jan. 2025.