Wiśniewska, Magdalena, and Mateusz Pudłowski. “Influence of Unequal Flute Spacing on the Nature of the Mill’s Work and Technological Effects of the Process”. Engineering And Technology Journal 3, no. 08 (August 7, 2018): 464–469. Accessed May 19, 2024. http://everant.org/index.php/etj/article/view/7.