Weiner M.D. <br/><br/>
Bosonic Construction of Vertex Operator Para-Algebras from Symplectic Affine Kac-Moody Algebras 
Weiner M.D. 
 - Providence: Amer. Math. Soc.  Providence: Amer. Math. Soc.  1998 
 - 105 p. 
<br/><br/> Memoirs of the Amer. Math. Soc. Vol 135, No 644