Somosi, Zoltán, Noémi Hajdú, and László Molnár. 2023. “Targeting in Online Marketing: A Retrospective Analysis With a Focus on Practices of Facebook, Google, LinkedIn and TikTok”. European Journal of Business and Management Research 8 (1):33-39. https://doi.org/10.24018/ejbmr.2023.8.1.1724.