Wieczorek, Sebastian, and Ilona Źródelna. 1999. “A Report on the Specialist Field Study in Tourist Areas in 1996-1999 at the Geography of Tourism and Hotel Management Studies at the University of Lódź”. Turyzm/Tourism 9 (2):127-35. https://doi.org/10.18778/0867-5856.9.2.16.