@article{Haug, author = {Haug, Sonja}, title = {Trends der Auswanderung aus Deutschland}, series = {BiB-Mitteilungen}, volume = {25}, journal = {BiB-Mitteilungen}, number = {1}, pages = {11 -- 14}, language = {de} } @article{HaugSwiaczny, author = {Haug, Sonja and Swiaczny, Frank}, title = {Migrations- und Integrationsforschung in der Praxis}, series = {Standort. Zeitschrift f{\"u}r Angewandte Geographie}, volume = {27}, journal = {Standort. Zeitschrift f{\"u}r Angewandte Geographie}, number = {1}, pages = {16 -- 20}, language = {de} }