EFFECTS OF HETEROGENEOUS MOBILITY ON D2D-AND DRONE-ASSISTED MISSION-CRITICAL MTC IN 5G ArticleOrsino A., Ometov A., Fodor G., Moltchanov D., Militano L., Andreev S., Yilmaz O.N.C., Tirronen T., Torsner J., Araniti G., Iera A., Dohler M., Koucheryavy Y.IEEE Communications Magazine. Vol. Vol 55 Issue 2. 2017. P.. 79-87