Semicanonical bases and preprojective algebras
Annales scientifiques de l'École Normale Supérieure, Serie 4, Volume 38 (2005) no. 2, pp. 193-253.
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     author = {Geiss, Christof and Leclerc, Bernard and Schr\"oer, Jan},
     title = {Semicanonical bases and preprojective algebras},
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Geiss, Christof; Leclerc, Bernard; Schröer, Jan. Semicanonical bases and preprojective algebras. Annales scientifiques de l'École Normale Supérieure, Serie 4, Volume 38 (2005) no. 2, pp. 193-253. doi : 10.1016/j.ansens.2004.12.001. http://archive.numdam.org/articles/10.1016/j.ansens.2004.12.001/

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