TY - JOUR AU - Diaz, J.B. AU - Payne, L.E. TI - On a mean value theorem, and its converse, for the displacements in the theory of elasticity JO - Portugaliae mathematica PY - 1958 SP - 123 EP - 126 VL - 17 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/PORMA_1958__17_4_114806/ LA - en ID - PORMA_1958__17_4_114806 ER -