@article{MZ_1975__145_172272,
     author = {Walter Schempp and Bernd Dreseler},
     title = {Fine {Groupings} and {Divergence} of {Approximation} {Processes} on {Compact} {Topological} {Groups.}},
     journal = {Mathematische Zeitschrift},
     pages = {93--98},
     publisher = {mathdoc},
     volume = {145},
     year = {1975},
     zbl = {0295.43010},
     url = {http://geodesic.mathdoc.fr/item/MZ_1975__145_172272/}
}