TY - JOUR AU - France Križanič TI - Linear Functionals On Banach Space And The Fundamental Lemma Of The Calculus Of Variations JO - Publications de l'Institut Mathématique PY - 1956 SP - 59 VL - _S_S_X IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PIM_1956_S_S_X_10_a4/ ID - PIM_1956_S_S_X_10_a4 ER -