Kassenov, Assylbek, Aizhan Taskarina, Zhanara Mussina, Galiya Itybayeva, Dinara Iskakova, Abishev Kaіratolla, and Leila Mussina. 2025. “Improving the Quality of Hole Processing With a Combined Tool”. Engineering, Technology & Applied Science Research 15 (3). Greece:22753-61. https://doi.org/10.48084/etasr.10313.