@article{BurkhardtBecker2016, author = {Achim Burkhardt and Roman Becker}, title = {Fans st{\"a}rken Marken}, series = {planung und analyse : das Marktforschungsportal}, number = {5}, publisher = {Deutscher Fachverlag GmbH}, address = {Frankfurt am Main}, pages = {48 -- 50}, year = {2016}, language = {de} }