Шамровский, А.Д. and Егармина, Л.Н. 2012. Solution of refined equation, an example of suddenly applied on the butt of bending moment. Eastern-European Journal of Enterprise Technologies. 3, 7(51) (Jan. 2012), 52–55. DOI:https://doi.org/10.15587/1729-4061.2011.1628.