Błażejczak, Dariusz, Kinga Śnieg, and Małgorzata Słowik. “Comparison of Proctor and Uniaxial Compression Tests for Selected Soils”. Agricultural Engineering 22, no. 1 (March 1, 2018): 5-13. Accessed May 11, 2025. http://www.agriceng.ptir.org/index.php/AgricEng/article/view/51.