@article{CM_1979__38_3_369_0,
     author = {Reichard, Klaus},
     title = {Algebraische {Beschreibung} der {Ableitung} bei $q${-Mal} {Stetig-Differenzierbaren} {Funktionen}},
     journal = {Compositio Mathematica},
     pages = {369--379},
     publisher = {Sijthoff et Noordhoff International Publishers},
     volume = {38},
     number = {3},
     year = {1979},
     mrnumber = {535078},
     zbl = {0412.32028},
     language = {de},
     url = {http://www.numdam.org/item/CM_1979__38_3_369_0/}
}