Zhanibek, Z., and G. Balakayeva. “WEB APPLICATION FOR PROCESSING A LARGE AMOUNT OF DATA IN THE FIELD OF BUSINESS”. Bulletin of Abai KazNPU. Series of Physical and Mathematical Sciences, vol. 69, no. 1, June 2021, pp. 319-22, https://bulletin-phmath.kaznpu.kz/index.php/ped/article/view/196.