Mohammad Masdari Mehran Zangakani Green Cloud Computing Using Proactive Virtual Machine Placement: Challenges and Issues. 727-759 2020 18 J. Grid Comput. 4 https://doi.org/10.1007/s10723-019-09489-9 https://www.wikidata.org/entity/Q127312447 db/journals/grid/grid18.html#MasdariZ20