Weigel, Martin International Max Planck Research School, MPI for Informatics, Max Planck Society;
http://scidok.sulb.uni-saarland.de/volltexte/2017/6885/ (全文テキスト(全般))
http://scidok.sulb.uni-saarland.de/doku/lic_ohne_pod.php?la=de (著作権譲渡合意書)
Weigel, M. (2017). Interactive On-Skin Devices for Expressive Touch-based Interactions. PhD Thesis, Universität des Saarlandes, Saarbrücken.