@inproceedings{inproceedings2101a921,
title   = {Effects UV irradiation on optical birefrigence of Urethane/Urea elastomers},
author = {Oliveira, Elisabeth Andreoli de and Postascchini, B Bueno and Lima, L F C P de and Nakano, Y},
year = {2004},
publisher = {Liquid Crystal Community},
booktitle   = {International Liquid Crystal Conference}
}