1. Betancor J.J., Marrero I.,Some linear topological properties of the Zemanian space ℋ μ , Bull. Soc. Roy. Sci. Liège,61 (3–4) (1992), 299–314.
2. Betancor J.J., Marrero I.,Multipliers of Hankel transformable generalized functions, Comment. Math. Univ. Carolin.,33 (3) (1992), 389–401.
3. Eijndhoven S.J.L., van Graaf J., de J.,Some results on Hankel invariant distribution spaces, Proc. Koninklijke Nederlandse Akademie van Wetenschappen A86 (1) (1983), 77–87.
4. Grothendieck A.,Produits Tensoriels Topologiques et Espaces Nucléaires, Mem. Amer. Math. Soc.16 (1955).
5. Marrero I., Betancor J.J.,Hankel convolution of generalized functions, Rendiconti di Matematica, to appear.