[1]
R. Balevičius, R. Kačianauskas, Z. Mróz, and I. Sielamowicz, “Microscopic and macroscopic analysis of granular material behaviour in 3d flat-bottomed hopper by the discrete element method”, Arch. Mech., vol. 59, no. 3, pp. 231–257, May 2007, Accessed: Dec. 11, 2025. [Online]. Available: https://am.ippt.pan.pl/index.php/am/article/view/v59p231