POLLÁK, František - MARKOVIČ, Peter. Customer Age as a Determinant of Preferences for Information Sources – Empirical Analysis of a Case from Central Europe. In Economics, Management, Finance and Social Attributes of Economic System. International Scientific Conference. Economics, Management, Finance and Social Attributtes of Economic System (EMFSA 2022) : 7th International Scientific Conference, July, 7-10, 2022, Pula, Hotel Park Plaza Histria Pula. - Považská Bystrica : BCSS, 2022. ISBN 978-80-973642-3-6, p. 45 online.