فهرس المقالات Lyudmila Levkovska المقاله 1 - Development Trends and Regualtion Peculiarities of the Housing and Utility Sector in Terms of the Resource Efficiency 20.1001.1.22519904.2022.15.1.24.2 10.22094/joie.2021.1945389.1912 Nazariy Popadynets Inna Irtyshcheva Lyudmila Levkovska Alexei Topchiy Marianna Stehnei Journal of Optimization in Industrial Engineering , العدد 32 , السنة 15 , بهار 2022 المقاله 2 - Evaluation of the Efficiency of the Housing and Utilities Sector and Management of its Investment Framework in Conditions of Authorities Decentralization 20.1001.1.22519904.2022.15.1.23.1 10.22094/joie.2021.1945380.1911 Nazariy Popadynets Inna Irtyshcheva Marianna Stehnei Lyudmila Levkovska Alexei Topchiy Journal of Optimization in Industrial Engineering , العدد 32 , السنة 15 , بهار 2022