@article{ELMA_1993__48_4_141550,
     author = {Herbert Amann},
     title = {In memoriam {Peter} {Hess,} 1941-1992.},
     journal = {Elemente der Mathematik},
     pages = {133--142},
     publisher = {mathdoc},
     volume = {48},
     number = {4},
     year = {1993},
     zbl = {0795.01017},
     url = {http://geodesic.mathdoc.fr/item/ELMA_1993__48_4_141550/}
}