MAZUREK-KUSIAK, Anna; SOROKA, Andrzej. Efforts by Hotel Owners Aimed at Maintaining Ecological Balance in Lubelskie Voivodship. Regional Barometer. Analyses & Prognoses, [S. l.], v. 14, n. 2, p. 157–164, 2016. DOI: 10.56583/br.615. Disponível em: https://czaz.akademiazamojska.edu.pl/index.php/br/article/view/615. Acesso em: 13 may. 2025.