Nagornyi, Kostyantin Anatolyevich, Iryna Olegivna Martinkus, and Mykola Vyacheslavovych Tkachuk. 2019. “The Impact of Usage of Post Object-Oriented Technologies on Defect Reduction in Software Maintenance”. Bulletin of V.N. Karazin Kharkiv National University, Series «Mathematical Modeling. Information Technology. Automated Control Systems» 41 (April), 55-64. https://doi.org/10.26565/2304-6201-2019-41-06.