@article{1979,
  author       = {Heck, Tamara and Kullmann, Sylvia and Hiebl, Johannes and Schröder, Nadine and Otto, Daniel and Sander, Pia},
  issn         = {2544-7831},
  journal      = {Open Education Studies},
  number       = {1},
  pages        = {252--646},
  publisher    = {Walter de Gruyter GmbH},
  title        = {{Designing Open Informational Ecosystems on the Concept of Open Educational Resources}},
  doi          = {10.1515/edu-2020-0130},
  volume       = {2},
  year         = {2020},
}