JACHIMOWSKI, Marek; GUZEK, Damian; JĘDRZEJEWSKI, Stanisław; KOLCZYŃSKI, Mariusz; GŁUSZEK-SZAFRANIEC, Dagmara; STRÓŻAK, Paweł; ZABIELSKA-MENDYK, Emilia. In Memoriam: Marian Gierula (1955 – 2020); Michał Gajlewicz (1946–2020); Zbigniew Oniszczuk (1955–2020); Piotr Francuz (1960–2020). Central European Journal of Communication, [S. l.], v. 13, n. 3(27), p. 481–489, 2021. Disponível em: https://journals.ptks.pl/cejc/article/view/206. Acesso em: 24 aug. 2026.