@article{MOMA_1962__66_177168,
     author = {Klaus Oswatitsch},
     title = {Einige {\"Uberlegungen} zu {Absch\"atzungen} in der {Str\"omungslehre.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {227--235},
     publisher = {mathdoc},
     volume = {66},
     year = {1962},
     zbl = {0105.38402},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1962__66_177168/}
}