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This work tackles the problem of answer-aggregation for continuous spatio-temporal range queries in distributed settings. We assume a grid-like coverage of the spatial universe of discourse, in which each cell is governed by a Base Station (BS) that communicates with the mobile users in its zone, and is also equipped with a server that has Moving Objects Database (MOD) capabilities. The MOD server stores the data for the moving objects in a given cell, processes the continuous queriesdoi:10.1109/mdm.2007.15 dblp:conf/mdm/TrajcevskiDSC07 fatcat:yqfjlwiyljflxlttkty6fei4uq