author = {C. Schneider},
title = {{A Difference Ring Theory for Symbolic Summation}},
language = {english},
journal = {J. Symb. Comput.},
volume = {72},
pages = {82--127},
isbn_issn = {ISSN 0747-7171},
year = {2016},
note = { arXiv:1408.2776 [cs.SC]},
refereed = {yes},
length = {46},
url = {http://dx.doi.org/10.1016/j.jsc.2015.02.002}