@article{JRAM_1976__280_151672,
     author = {Albert Schneider},
     title = {S-hermitian boundary-value problems for difference systems.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {70--76},
     publisher = {mathdoc},
     volume = {280},
     year = {1976},
     zbl = {0318.39001},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1976__280_151672/}
}