Lhota, Ing. Jan, and Theodor Beran. “CHARACTERISTICS OF FUNCTIONAL INDICATORS OF ENGINEERING PROJECTS”. International Journal of Research -GRANTHAALAYAH 7, no. 10 (October 31, 2019): 348–361. Accessed April 29, 2024. https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/26_IJRG19_A10_2832.