BibTeX-Format:
@article{ volume = {4}, title = {{R}uhrdeutsch als {S}prachbarriere? {N}eue {U}ntersuchungsergebnisse}, journal = {{D}er {D}eutschunterricht}, author = {Kellermeier, Birte}, year = {1997}, typ = {article}, pages = {92-96}, number = {49}}