An initial boundary value problem for Maxwell's equations in a parabolic limit case. Picard, R. — 1996 Journal of Applied Analysis
An Elementary Proof for a Compact Imbedding Result in Generalized Electromagnetic Theory. R. Picard — 1984 Mathematische Zeitschrift
On the low frequency asymptotics in electromagnetic theory. R. Picard — 1984 Journal für die reine und angewandte Mathematik
Global existence for degenerate quadratic reaction-diffusion systems M. Pierre; R. Texier-Picard — 2009 Annales de l'I.H.P. Analyse non linéaire