Deltuva, Juozas. “Research on the Stability of Building Mixture structure/Statybinių mišinių struktūros Tyrimas”. Journal of Civil Engineering and Management 7, no. 6 (December 31, 2001): 441-445. Accessed May 4, 2024. https://journals.vilniustech.lt/index.php/JCEM/article/view/9228.