Homogenization and two-scale convergence of the compressible Reynolds lubrication equation modelling the flying characteristics of a rough magnetic head over a rough rigid-disk surface M. Jai — 1995 ESAIM: Mathematical Modelling and Numerical Analysis - Modélisation Mathématique et Analyse Numérique
The L.P.D.E.M., a mixed finite difference method for elliptic problems. M. Jai; G. Bayada; M. Chambat — 1992 Numerische Mathematik