BOLČÁKOVÁ, A.; GAŠPARÍKOVÁ, V.; NAGYOVÁ, Ľudmila. Efficiency of TV Advertising Spots Promoting Non-alcoholic Drink Kofola. Zeszyty Naukowe SGGW, Polityki Europejskie, Finanse i Marketing, [S. l.], n. 7(56), p. 5–19, 2012. DOI: 10.22630/PEFIM.2012.7.56.1. Disponível em: https://pefim.sggw.edu.pl/article/view/1477. Acesso em: 20 sty. 2025.