Classification of finite dimensional uniserial representations of   conformal Galilei algebras
  With the aid of the $6j$-symbol, we classify all uniserial modules of $\mathfrak{sl}(2)\ltimes \mathfrak{h}_{n}$, where $\mathfrak{h}_{n}$ is the Heisenberg Lie algebra of dimension $2n+1$. 
Leandro Cagliero, Luis Guti\'errez Frez, Fernando Szechtman
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