<code>
@Book{hoffmann1998matlab,
 author = {Hoffmann, Josef},
 title = {MATLAB und SIMULINK : beispielorientierte Einführung in die Simulation dynamischer Systeme},
 publisher = {Addison-Wesley},
 year = {1998},
 address = {Bonn Paris u.a},
 isbn = {9783893197811},
 lang = {de},
 sign = {11/00063},
 gbv = {50.03},
 rvk = {ST 601 M36},
 url = {http://www.addison-wesley.de/3827310776.html},
 thumb = {http://ecx.images-amazon.com/images/I/41WHPR7WDWL._SS500_.jpg}
}
@Book{gruenigen1993digitale,
 author = {Grünigen, Daniel Ch. von},
 title = {Digitale Signalverarbeitung : Grundlagen und Anwendungen ; Beispiele und Übungen mit MATLAB},
 publisher = {Vde-Verl. AT-Verl},
 year = {1993},
 address = {Berlin Aarau/Schweiz},
 isbn = {3905214164},
 lang = {de},
 sign = {11/00065},
 gbv = {50.03},
 rvk = {ZN 6040 G886},
 url = {http://www.mathworks.com/matlabcentral/fileexchange/6259},
 thumb = {http://www.mathworks.de/cmsimages/44153_wm_vongrunigen.digitale_1906.gif}
}
@Manual{mathworks1993matlab-expo,
 author = {Autorenkollektiv},
 title = {The MATLAB EXPO},
 institution = {The MathWorks, Inc.},
 year = {1993},
 address = {Natick, MA},
 lang = {en},
 sign = {11/00065},
 gbv = {50.03},
 rvk = {},
 url = {http://nd.edu/~dtl/cheg258/notes/doc/expo.html},
 thumb = {http://nd.edu/~dtl/cheg258/notes/doc/pt04d2e.figure.id.32.gif}
}</code>