Zhakulina, A.A., and A.S. Zhakulin. “The Ground Foundations Model for an Attenuation Creep and Methods of Their Description”. Bulletin of the Karaganda University. Mathematics Series 86, no. 2 (June 30, 2017): 70–73. Accessed December 8, 2025. https://mts.buketov.edu.kz/mathematics-vestnik/article/view/159.