Kurni, M. and K, S. 2021. ‘Power-as-a-Service’ – A Hierarchical On-Demand Charging Model for Recharging the Mobile Nodes of MANETs. International Journal of Interactive Mobile Technologies (iJIM). 15, 12 (Jun. 2021), pp. 170–183. DOI:https://doi.org/10.3991/ijim.v15i12.23081.