Rohozin, Ivan, Oleksiy Vasyliev, and Anna Pavelieva. “Determination of Building Mortar Mixers Effectiveness”. International Journal of Engineering & Technology 7, no. 3.2 (June 20, 2018): 360–366. Accessed August 17, 2024. https://sciencepubco.com/index.php/ijet/article/view/14553.