%0 Journal Article %T A consistent implementation of point sources on finite-difference grids %A Koene, Erik F, M %A Robertsson, Johan O, A %A Andersson,, Fredrik %J Geophysical Journal International %V 223 %N 2 %P 1144-1161 %@ 0956-540X %D 2020-11-01 %I The Royal Astronomical Society %~ DeepDyve