author = {C. Schneider},
title = {{An Implementation of {K}arr's Summation Algorithm in Mathematica}},
language = {english},
journal = {Sem. Lothar. Combin.},
volume = {S43b},
pages = {1--10},
isbn_issn = {ISSN 1286-4889},
year = {2000},
refereed = {yes},
length = {10},
url = {http://www.mat.univie.ac.at/~slc/}