Olekh H.S.., Prokopovych I.V.., Olekh T.M., Kolesnikova K.V. “Elaboration of a markov model of project success”. Applied Aspects of Information Technology. 2020; Vol. 3, No. 3: 191–202. DOI:https://doi.org/10.15276/aait.03.2020.7.