Belyaeva, I., Kirichenko, I., Ptashnyi, O., Chekanova, N., & Yarkho, T. (2021). Integrating linear ordinary fourth-order differential equations in the MAPLE programming environment . Eastern-European Journal of Enterprise Technologies, 3(4 (111), 51–57. https://doi.org/10.15587/1729-4061.2021.233944