2010
Piotr Stalmaszczyk, University of Łódź; Maxim Fomin, Ulster University (pp. 5–8)
13 Jan 2019
Séamus Mac Mathúna, Ulster University (pp 9–10)
12 Jan 2019
Václav Blažek, Masaryk University (pp. 11–16)
11 Jan 2019
Ignacy Ryszard Danka, University of Łódź; Krzysztof Tomasz Witczak, University of Łódź (pp. 17–26)
10 Jan 2019
Krzysztof Jaskuła, John Paul II Catholic University of Lublin (pp. 27–42)
9 Jan 2019
Natalia O'Shea, Moscow State University (pp. 43–52)
8 Jan 2019