Kaczmarek, Łukasz, and Paweł Dobak. “Stability Conditions of the Vistula Valley Attained by a Multivariate Approach – a Case Study from the Warsaw Southern Ring Road”. Geologos 21, no. 4 (December 15, 2015): 249–260. Accessed May 8, 2024. https://pressto.amu.edu.pl/index.php/logos/article/view/logos-2015-0020.