期刊：
European Polymer Journal
Volume 29, Issue 10, October 1993, Pages 1333-1337
文章名：Phase transfer catalysis in polycondensation processes—XI. Liquid crystalline copolyethers based on 4,4′-dihydroxydiphenyl, bisphenol-a, 4,4′-dihydroxyazobenzene and 3,3-bis(chloromethyl)oxetane
作者：N. Hurduc, V. Bulacovschi, D. Scutaru, V. Barboiu and C. I. Simionescu
Polytechnical Institute of Jassy, Department of Macromolecules, Bd. Copou nr. 11A, RO-6600, Jassy, Romania
http://www.sciencedirect.com/sci ... 3191f749acfd115fe62
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