SZAJNA WS. Evaluation of the State of Aandy Soils on a Sinkhole Area with the use of Noninvasive (MASW) and Invasive (SDMT) Tests. Eng. Trans. [Internet]. 2015 Feb. 13 [cited 2025 Jul. 20];63(1):109–131. Available from: https://et.ippt.pan.pl/index.php/et/article/view/288