HOJDIK, Vladimír - UHLIAR, Miroslav. Industrial Organization: An Assessment of Current Situation Within Slovak Advertising Sector. In Economics, Finance and Business Management 2023 : Economics, Management and Entrepreneurship in Digital Age 2023. International Scientific Conference. Economics, Finance and Business Management 2023 [EFAM 2023] : Economics, Management and Entrepreneurship in Digital Age 2023. - Bratislava : Vydavateľstvo EKONÓM, 2023. ISBN 978-80-225-5058-1, pp. 174-181. VEGA 1/0582/22.