@article{NUMA_1976__26_132415,
     author = {F. Stummel},
     title = {Weak {Stability} and {Weak} {Discrete} {Convergence} of {Continuous} {Mappings.}},
     journal = {Numerische Mathematik},
     pages = {301--316},
     publisher = {mathdoc},
     volume = {26},
     year = {1976},
     zbl = {0333.65025},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1976__26_132415/}
}