Brochhagen, J., Baumgarten, C., Bauer, J., Freiwald, J., Hoppe, M. W. Veröffentlicht in Just play it - "Innovative, international approaches to games" (2016) “...technique...”
Jäger, J. M., Büsch, D., Müller, H. Veröffentlicht in Just play it - "Innovative, international approaches to games" (2016) “...technique...”