@inproceedings{Brovkov2017a,
  author = "V. Brovkov and A. Fortenbacher and J. H. Israel and H. Yun",
  title = "A Mobile Sensor Device for Learning Support: Design Considerations",
  year = 2017,
  booktitle = "In V Ukrainian-German conference „Informatics. Culture. Technology",
  url = "http://dspace.opu.ua:8080/xmlui/bitstream/handle/123456789/4156/30-31.pdf?sequence=1&isAllowed=y"
}


@inproceedings{DBLP:conf/mc/YunIFRM17,
  author = "H. Yun and J. H. Israel and A. Fortenbacher and H. Rott and D. Metzler",
  title = "User-Centric Approach to the Design of a Mobile Learning Companion",
  year = 2017,
  booktitle = "Mensch und Computer 2017 - Workshopband, Regensburg, Germany, September 10-13, 2017.",
  doi = "10.18420/muc2017-ws08-0369"
}