[1]
Tandyrak, R. et al. 2016. WATER QUALITY OF LAKE EŁK AS A FACTOR CONNECTED WITH TOURISM, LEISURE AND RECREATION ON AN URBAN AREA. Quaestiones Geographicae. 35, 3 (Sep. 2016), 51–59. DOI:https://doi.org/10.1515/quageo-2016-0026.