@article{NUMA_1990__57_6-7_133465,
     author = {P.G. Ciarlet},
     title = {A {New} {Class} of {Variational} {Problems} {Arising} in the {Modeling} of {Elastic} {Multi-Structures.}},
     journal = {Numerische Mathematik},
     pages = {547--560},
     publisher = {mathdoc},
     volume = {57},
     number = {6-7},
     year = {1990},
     zbl = {0709.73100},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1990__57_6-7_133465/}
}