Jan Kania
Media Management, Volume 5, Issue 4, 2017, pp. 167 - 177
https://doi.org/10.4467/23540214ZM.17.011.8547Jan Kania
Media Management, Volume 6, Issue 3, 2018, pp. 197 - 208
https://doi.org/10.4467/23540214ZM.18.014.10566Jan Kania
Media Management, Volume 8, Issue 1, 2020, pp. 1 - 13
https://doi.org/10.4467/23540214ZM.19.017.11612