@Article{ authors = " Marek Brdak", title = "Media image of sport volunteering during the UEFA Euro 2012TM and the motives for social work and its style of volunteers working in Poznan and in Poland", journal = "Journal of Education, Health and Sport", issue = "2015 / Tom 5 / Numer 11", pages = "533 - 541" }

@Article{ authors = " Marek Brdak, Monika Sulżycka", title = "Charakterystyka społeczno–demograficzna oraz funkcje pełnione przez wolontariuszy podczas UEFA EURO 2012™ w Poznaniu", journal = "Journal of Education, Health and Sport", issue = "2014 / Tom 4 / Numer 8", pages = "29 - 38" }

@Article{ authors = " Marek Brdak", title = "Media Image of Sport Volunteering during the EUFA Euro 2012ᵀᴹ and the Motives for Social Work and its Style of Volunteers working in Poznań and in Poland ", journal = "Quality in Sport", issue = "2015 / Tom 1 / Numer 1", pages = "21 - 28" }

@Article{ authors = " Karolina Chlebosz, Marek Brdak, Ida Laudańska–Krzemińska", title = "Determinanty motywacyjne stylu angażowania się w pracę społeczną wolontariuszy pracujących podczas turnieju UEFA EURO 2012™", journal = "Journal of Education, Health and Sport", issue = "2014 / Tom 4 / Numer 4", pages = "55 - 63" }