Łuszczyński, D., and W. Zeńczak. “The Influence of Configuration of Pneumatic Transport Installation of Solid Fuel on Flow Resistance”. Scientific Journal of Gdynia Maritime University, no. 108 (December 29, 2018): 92–102. Accessed November 23, 2024. https://sjgmu.umg.edu.pl/index.php/sjgmu/article/view/96.