Information sets from defining sets in abelian codes
  We describe a technique to construct a set of check positions (and hence an information set) for every abelian code solely in terms of its defining set. This generalizes that given by Imai in \cite{Imai} in the case of binary TDC codes. 
Jos\'e Joaqu\'in Bernal and Juan Jacobo Sim\'on
cs.IT math.IT