@inbook{401533, title = {Literatur}, booktitle = {Lineare Differentialtransformationen 2. Ordnung}, series = {GDML\_Books}, publisher = {VEB Deutscher Verlag der Wissenschaften}, address = {Berlin}, year = {1967}, pages = {[209]-213}, url = {http://dml.mathdoc.fr/item/401533} }
(éd.). Literatur, dans Lineare Differentialtransformationen 2. Ordnung, GDML_Books, (1967), pp. [209]-213. http://gdmltest.u-ga.fr/item/401533/