TY - JOUR AU - E. I. Galakhov TI - Comparison principles for the $p$-Laplacian operator JO - Contemporary Mathematics. Fundamental Directions PY - 2013 SP - 27 EP - 35 VL - 48 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CMFD_2013_48_a1/ LA - ru ID - CMFD_2013_48_a1 ER -