@inproceedings{RISC4302,
author = {Cha Yongjae and van Hoeij Mark},
title = {{Liouvillian solutions of irreducible linear difference equations}},
booktitle = {{Proceedings of the 2009 international symposium on Symbolic and algebraic computation}},
language = {english},
series = {ISSAC '09},
pages = {87--94},
publisher = {ACM},
address = {New York, NY, USA},
isbn_issn = {ISBN 978-1-60558-609-0},
year = {2009},
editor = {John May},
refereed = {yes},
keywords = {difference equations, liouvillian solutions},
length = {8},
url = {http://doi.acm.org/10.1145/1576702.1576717}
}