@incollection{DeckerMeierChristetal.2015,
  author    = {Decker, Eva and Meier, Barbara and Christ, Andreas and Hillenbrand, Gisela and Claus, Stephan and Koschig, Robert},
  title     = {Smartphones Welcome! Preparatory Course in Mathematics using the Mobile App MassMatics. Case Study},
  booktitle = {Mobile Learning and Mathematics},
  editor    = {Crompton, Helen and Traxler, John},
  isbn      = {978-0-415-74280-1},
  institution = {Fakult{\"a}t Elektrotechnik und Informationstechnik (E+I) (bis 03/2019)},
  pages     = {47 -- 60},
  year      = {2015},
  subject      = {Mathematik},
  language  = {en}
}