@article{Terrenghi2005Cube,
 author = {Lucia Terrenghi and Matthias Kranz and Paul Holleis and Albrecht Schmidt},
 title = {A cube to learn: a tangible user interface for the design of a learning appliance},
 journal = {Personal Ubiquitous Comput.},
 volume = {10},
 number = {2},
 year = {2006},
 issn = {1617-4909},
 pages = {153--158},
 doi = {http://dx.doi.org/10.1007/s00779-005-0025-8},
 publisher = {Springer-Verlag},
 address = {London, UK},
 }