book published Hans Pongratz author Reinhard Keil author 71 department Koellen Druck + Verlag GmbH2015 eng Pongratz, Hans, and Reinhard Keil. <i>DeLFI 2015 - The 13th e-Learning Conference on Computer Science of the E-Learning Section of the Society for Computer Science EV</i>. Koellen Druck + Verlag GmbH, 2015. Pongratz, H., &#38; Keil, R. (2015). <i>DeLFI 2015 - The 13th e-Learning Conference on Computer Science of the E-Learning Section of the Society for Computer Science eV</i>. Koellen Druck + Verlag GmbH. H. Pongratz and R. Keil, <i>DeLFI 2015 - The 13th e-Learning Conference on Computer Science of the E-Learning Section of the Society for Computer Science eV</i>. Koellen Druck + Verlag GmbH, 2015. H. Pongratz, R. Keil, DeLFI 2015 - The 13th e-Learning Conference on Computer Science of the E-Learning Section of the Society for Computer Science EV, Koellen Druck + Verlag GmbH, 2015. Pongratz H, Keil R. <i>DeLFI 2015 - The 13th e-Learning Conference on Computer Science of the E-Learning Section of the Society for Computer Science EV</i>. Koellen Druck + Verlag GmbH; 2015. Pongratz, Hans, and Reinhard Keil. <i>DeLFI 2015 - The 13th e-Learning Conference on Computer Science of the E-Learning Section of the Society for Computer Science EV</i>. GI-Edition Lecture Notes in Informatics (LNI). Koellen Druck + Verlag GmbH, 2015. @book{Pongratz_Keil_2015, series={GI-Edition Lecture Notes in Informatics (LNI)}, title={DeLFI 2015 - The 13th e-Learning Conference on Computer Science of the E-Learning Section of the Society for Computer Science eV}, publisher={Koellen Druck + Verlag GmbH}, author={Pongratz, Hans and Keil, Reinhard}, year={2015}, collection={GI-Edition Lecture Notes in Informatics (LNI)} } 264462021-10-18T20:52:45Z2022-01-06T06:57:21Z