This the code used for the paper
"Charge conserving grid based methods for the Vlasov-Maxwell equations, Comptes Rendus de Mécanique (Theoritical and numerical approaches for Vlasov-Maxwell equations), 342, pp. 636-646 (2014)."
by N. Crouseilles, P. Navaro, E. Sonnendrücker.
http://people.rennes.inria.fr/Nicolas.Crouseilles/charge-cons-eulerian.pdf