@article{OBrienHamburg2013,
  author    = {Emma O´Brien and Ileana Hamburg},
  title     = {Organisational problem based learning and social communities for SMEs},
  journal   = {European journal of open, distance and e-learning},
  volume    = {16},
  number    = {2},
  pages     = {50 -- 60},
  year      = {2013},
}