TY - JOUR AU - Frota, C.L. AU - Lar'kin, N.A. TI - On a variational inequality for the nonhomogeneous degenerated Kirchhoff equation with a frictional damping. JO - Portugaliae mathematica PY - 1998 SP - 277 EP - 291 VL - 55 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PORMA_1998__55_3_48152/ LA - en ID - PORMA_1998__55_3_48152 ER -