TY - JOUR AU - A. V. Demyanov TI - Lower semicontinuity of some functionals under the PDE constraints: $\mathcal{A}$-quasiconvex pair JO - Zapiski Nauchnykh Seminarov POMI PY - 2004 SP - 100 EP - 119 VL - 318 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ZNSL_2004_318_a5/ LA - en ID - ZNSL_2004_318_a5 ER -