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Procedimiento de preparacion de componentes y catalizadores para la polimerizacion de alfa-olefinas a polimeros estereorregulares con estrecha distribucion de peso molecular.
A One-Dimensional Pseudorepresentation of an Almost Connected Locally Compact Group Is an Exponential of a Pseudocharacter on the Group if and Only if It Is Trivial on a Lee Supplementary Subgroup of the Group, AI Shtern