Generalized $d$-Koszul modules
  Generalized \dK modules are introduced to solve an open problem: the odd Ext-module $\Eod(M)$ of a \dK module $M$ over a $d$-Koszul algebra $\m$ is a \K module over the even Yoneda algebra $\Eev(\m)$. 
Ning Bian, Yu Ye, Pu Zhang
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