00337nas a2200097 4500000000100000008004100001260004900042100001700091700001700108245011400125 2023 d c23-25 November 2023bIEEEaPlovdiv, Bulgaria1 aIliyan Iliev1 aIvan Blagoev00aCentralized Parallel Computing as a Cloud Service for Solving Digital Transformation Problems in Smart Cities