Исенова, А. “MULTIDIMENSIONAL NORMAL-REGULAR SOLUTIONS OF DEGENERATE SYSTEMS, DERIVED FROM LAURICHELLA SYSTEMS”. Bulletin of Abai KazNPU. Series of Physical and Mathematical Sciences, vol. 81, no. 1, Mar. 2023, pp. 7-17, doi:10.51889/2959-5894.2023.81.1.001.