TY - JOUR TI - Introduction AU - Taczanowski, Jakub TI - Introduction AB - VL - 2020 IS - 23 (3) PY - 2020 SN - 1426-5915 C1 - 2543-859X SP - 5 EP - 6 UR - https://ejournals.eu/en/journal/pkgkptg/article/introduction-27