@article{BroscheitBuetowGehrkeetal.1994, author = {Broscheit, Frank and B{\"u}tow, Heike and Gehrke, Albrecht and Jahn, Gert and J{\"u}rgens, Christoph and Kißner, Karl-Heinz and Klohn, Werner and Knitschky, Wolfgang and Mager, Franz-Peter and Maier, Klaus and M{\"u}hlberger, Wolfgang and M{\"u}lders, Wolfgang and Rappen-R{\"o}hlen, Beate and Reinhardt, Karl Heinz and Schmidt, Marianne and Schmidtke, Kurt-Dietmar and Volkmann, Hartmut and Wetzel, J{\"u}rgen}, title = {Seydlitz Erdkunde 1 : Ausgabe f{\"u}r Realschulen in Nordrhein-Westfalen}, publisher = {Schroedel}, address = {Hannover}, pages = {176 S.}, year = {1994}, language = {de} } @article{BroscheitBuetowEnglertetal.1996, author = {Broscheit, Frank and B{\"u}tow, Martin and Englert, Wolfgang and Jahn, Gert and Klohn, Werner and Knitschky, Wolfgang and Reinecke, Hans-Joachim and M{\"u}ller, Helmut and Reinhardt, Karl Heinz and Schmidt, Marianne and Schmidtke, Kurt-Dietmar and Sch{\"o}pflin, F. and Starke, Rainer and Vahldiek, B. W. and Wehrs, Klaus and Wetzel, J{\"u}rgen}, title = {Seydlitz Erdkunde 2}, publisher = {Schroedel}, address = {Hannover}, pages = {128 S.}, year = {1996}, language = {de} } @article{BeegerBricksBroscheitetal.1996, author = {Beeger, Helmut and Bricks, Wolfgang and Broscheit, Frank and B{\"u}tow, Heike and B{\"u}tow, Martin and Englert, Wolfgang and Gehrke, Albrecht and Hallermann, Sigrun and Jahn, Gert and Kirsch, H. and Klohn, Werner and Markert, Wolfgang and Meißgeier, J{\"u}rgen and M{\"u}lders, Wolfgang and Nicklaus, W. and Reinhardt, Karl Heinz and Robel, B. and Schmidtke, Kurt-Dietmar and Werner-Tokarski, D.}, title = {Seydlitz Erdkunde 3 : Ausgabe Saarland}, publisher = {Schroedel}, address = {Hannover}, pages = {160 S.}, year = {1996}, language = {de} }