LABAK-MECHOWSKA, EWA. VARIABILITY OF GEOLOGICAL AND ENGINEERING CONDITIONS IN RIVER VALLEYS: THE EXAMPLE OF THE UPPER VISTULA RIVER VALLEY. Bulletin of Geography. Physical Geography Series, [S. l.], n. 7, p. 121–137, 2015. DOI: 10.2478/bgeo-2014-0006. Disponível em: https://apcz.umk.pl/BOGPGS/article/view/bgeo-2014-0006. Acesso em: 1 jul. 2025.