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Publication date: 1. Dec 1989Language: EnglishISSN (print) 0882-2786ISSN (online) 1942-4434QP USA
Publication date: 1. Sep 1989Language: EnglishISSN (print) 0882-2786ISSN (online) 1942-4434QP USA
Publication date: 1. Jun 1989Language: EnglishISSN (print) 0882-2786ISSN (online) 1942-4434QP USA
Publication date: 1. Mar 1989Language: EnglishISSN (print) 0882-2786ISSN (online) 1942-4434QP USA