TY - JOUR TI - Introduction AU - Niedźwiedzki, Dariusz AU - Schmidt, Jacek TI - Introduction AB - VL - 2022 (XLVIII) IS - Vol. 4 (186) PY - 2022 SN - 2081-4488 C1 - 2544-4972 SP - 7 EP - 8 DO - 10.4467/25444972SMPP.22.040.17342 UR - https://ejournals.eu/en/journal/smpp/article/introduction-3