[1]
Ciesielski, M., Dobrowolska, E. and Krok, G. 2022. Tourism and recreation in Polish national parks based on social media data. Acta Scientiarum Polonorum Administratio Locorum. 21, 4 (Dec. 2022), 513–528. DOI:https://doi.org/10.31648/aspal.7820.