R. Belaouar Nicolas Crouseilles P. Degond Eric Sonnendrücker An Asymptotically Stable Semi-Lagrangian scheme in the Quasi-neutral Limit. 341-365 2009 41 J. Sci. Comput. 3 http://dx.doi.org/10.1007/s10915-009-9302-4 db/journals/jscic/jscic41.html#BelaouarCDS09