Chezhimbayeva К., Mukhamejanova, A., & Kadirbayeva Г. (2025). EVALUATION OF THE EFFECTIVENESS OF USING THE PORTABLE SATELLITE COMMUNICATION COMPLEX IN HARD-TO-REACH AREAS. Bulletin of Abai KazNPU. Series of Physical and Mathematical Sciences, 92(4), 230–238. https://doi.org/10.51889/2959-5894.2025.92.4.022