Bibtex export
@article{ Ratner2001, title = {Introduction}, author = {Ratner, Carl and Straub, Jürgen and Valsiner, Jaan}, journal = {Forum Qualitative Sozialforschung / Forum: Qualitative Social Research}, number = {3}, volume = {2}, year = {2001}, issn = {1438-5627}, urn = {https://nbn-resolving.org/urn:nbn:de:0114-fqs010376}, }