@article{DBLP:journals/jfp/HiraiY11,
author = {Yoichi Hirai and
Kazuhiko Yamamoto},
title = {Balancing weight-balanced trees},
journal = {J. Funct. Program.},
volume = {21},
number = {3},
year = {2011},
pages = {287-307},
ee = {http://dx.doi.org/10.1017/S0956796811000104},
bibsource = {DBLP, http://dblp.uni-trier.de}
}