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References
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H. Tachikawa, T. Wakamatsu, “Cartan matrices and Grothendieck groups of stable categories”, J. Algebra, 144:2 (1991), 390–398 |
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R. Martinez-Villa, “The stable group of a selfinjective Nakayama algebra”, Comm. in Algebra, 19:2 (1991), 509–517 |
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M. A. Antipov, A. I. Generalov, “Konechnaya porozhdennost algebry Ionedy simmetricheskikh spetsialnykh biryadnykh algebr”, Algebra i analiz, 17:3 (2005), 1–23 |