POLLÁK, František - DORČÁK, Peter - MARKOVIČ, Peter. OLL Selected Specifics of Marketing Communication in Environment of Social Networks. - Registrovaný: Web of Science. In Megatrends and Media: Reality and Media Bubbles. International Scientific Conference. Megatrends and Media: Reality and Media Bubbles : Conference Proceedings from the International Scientific Conference, 24th – 25th April 2018, Smolenice, Slovakia (Congress Hall of the Slovak Academy of Science). - Trnava : Faculty of Mass Media Communication, University of SS. Cyril and Methodius in Trnava, 2018. ISBN 978-80-8105-952-0. ISSN 2453-6474, pp. 511-528. APVV-15-0511.