Першаков, В.Н., and О.М. Романчук. “Effective Design of One-Story Wooden Frame Cages”. Proceedings of National Aviation University 40, no. 3 (March 1, 2009): 156–159. Accessed May 3, 2024. https://jrnl.nau.edu.ua/index.php/visnik/article/view/1762.