{"page":"71","type":"book_chapter","_id":"30763","status":"public","date_created":"2022-04-05T10:19:10Z","publisher":"PME","publication":"{Proceedings of the 37th conference of the International Group for the Psychology of Mathematics Education (PME). Volume 5}","department":[{"_id":"556"}],"author":[{"last_name":"Hattermann","full_name":"Hattermann, Mathias","first_name":"Mathias"},{"first_name":"Rudolf","full_name":"Vom Hofe, Rudolf","last_name":"Vom Hofe"},{"last_name":"Kullmann","id":"77972","full_name":"Kullmann, Harry","first_name":"Harry"}],"editor":[{"last_name":"Lindmeier","full_name":"Lindmeier, Anke M.","first_name":"Anke M."},{"full_name":"Heinze, Aiso","first_name":"Aiso","last_name":"Heinze"}],"place":"Kiel","user_id":"55409","language":[{"iso":"eng"}],"date_updated":"2022-05-17T10:16:48Z","citation":{"short":"M. Hattermann, R. Vom Hofe, H. Kullmann, in: A.M. Lindmeier, A. Heinze (Eds.), {Proceedings of the 37th Conference of the International Group for the Psychology of Mathematics Education (PME). Volume 5}, PME, Kiel, 2013, p. 71.","ama":"Hattermann M, Vom Hofe R, Kullmann H. An innovative approach to negative numbers. In: Lindmeier AM, Heinze A, eds. <i>{Proceedings of the 37th Conference of the International Group for the Psychology of Mathematics Education (PME). Volume 5}</i>. PME; 2013:71.","mla":"Hattermann, Mathias, et al. “An Innovative Approach to Negative Numbers.” <i>{Proceedings of the 37th Conference of the International Group for the Psychology of Mathematics Education (PME). Volume 5}</i>, edited by Anke M. Lindmeier and Aiso Heinze, PME, 2013, p. 71.","apa":"Hattermann, M., Vom Hofe, R., &#38; Kullmann, H. (2013). An innovative approach to negative numbers. In A. M. Lindmeier &#38; A. Heinze (Eds.), <i>{Proceedings of the 37th conference of the International Group for the Psychology of Mathematics Education (PME). Volume 5}</i> (p. 71). PME.","bibtex":"@inbook{Hattermann_Vom Hofe_Kullmann_2013, place={Kiel}, title={An innovative approach to negative numbers}, booktitle={{Proceedings of the 37th conference of the International Group for the Psychology of Mathematics Education (PME). Volume 5}}, publisher={PME}, author={Hattermann, Mathias and Vom Hofe, Rudolf and Kullmann, Harry}, editor={Lindmeier, Anke M. and Heinze, Aiso}, year={2013}, pages={71} }","ieee":"M. Hattermann, R. Vom Hofe, and H. Kullmann, “An innovative approach to negative numbers,” in <i>{Proceedings of the 37th conference of the International Group for the Psychology of Mathematics Education (PME). Volume 5}</i>, A. M. Lindmeier and A. Heinze, Eds. Kiel: PME, 2013, p. 71.","chicago":"Hattermann, Mathias, Rudolf Vom Hofe, and Harry Kullmann. “An Innovative Approach to Negative Numbers.” In <i>{Proceedings of the 37th Conference of the International Group for the Psychology of Mathematics Education (PME). Volume 5}</i>, edited by Anke M. Lindmeier and Aiso Heinze, 71. Kiel: PME, 2013."},"year":"2013","title":"An innovative approach to negative numbers"}