Abikenova, S., R. Marcelloni, and S. Aitimova. “Mathematical Aspects of Occupational Risk and Its Classification Considering Statistical Indicators”. Bulletin of L.N. Gumilyov Eurasian National University. Mathematics, Computer Science, Mechanics Series, vol. 145, no. 4, Dec. 2023, pp. 23-34, doi:10.32523/2616-7182/bulmathenu.2023/4.3.