@article{Gräs_1985, title={Gregers Friisberg: Kommunikation og medier}, volume={1}, url={https://tidsskrift.dk/mediekultur/article/view/701}, DOI={10.7146/mediekultur.v1i1.701}, number={1}, journal={MedieKultur: Journal of media and communication research}, author={Gräs, Flemming}, year={1985}, month={Aug.}, pages={2 pages} }