Nowak, Janusz, Wojciech Przystupa, and Anna Krawczuk. “Uncertainty of Measurement of Bulk and Shaken Density of Pulgran and Salmag”. Agricultural Engineering 24, no. 3 (September 30, 2020): 73-81. Accessed December 4, 2024. http://agriceng.ptir.org/index.php/AgricEng/article/view/253.