Beisebay П.Б., and Mukhamediev Г.Х. 2020. “ON THE CONSTRUCTION OF A FUNDAMENTAL SYSTEM OF SOLUTIONS OF A LINEAR HOMOGENEOUS DIFFERENTIAL EQUATION WITH CONSTANT COEFFICIENTS OF AN ARBITRARY ORDER”. Bulletin of Abai KazNPU. Series of Physical and Mathematical Sciences 70 (2). Almaty, Kazakhstan:53-58. https://doi.org/10.51889/2020-2.1728-7901.07 .