Levykin, V., Ievlanov, M., Neumyvakina, O., Levykin, I. and Nakonechnyi, A. (2024) “Estimation of IT-project efforts for information system creation in the conditions of re-use of its functions”, Eastern-European Journal of Enterprise Technologies, 2(2 (128), pp. 6–19. doi: 10.15587/1729-4061.2024.301227.