@article{MAN_1970__187_162004,
     author = {G. BRAUNSS},
     title = {Derivationsgleichungen linearer {Operatoren.}},
     journal = {Mathematische Annalen},
     pages = {56--68},
     publisher = {mathdoc},
     volume = {187},
     year = {1970},
     url = {http://geodesic.mathdoc.fr/item/MAN_1970__187_162004/}
}