Baimukhanov Сериктай, and Nugymarov Абылай. “Rail Reinforced Concrete Structures Efficiency of Use”. Рroblems of engineering and professional education 38, no. 5 (March 2, 2023): 15–18. Accessed December 6, 2025. https://bulprengpe.enu.kz/index.php/main/article/view/555.