@article{DBLP:journals/fuin/BanachJPS07,
author = {Richard Banach and
Czeslaw Jeske and
Michael Poppleton and
Susan Stepney},
title = {Retrenching the Purse: The Balance Enquiry Quandary, and
Generalised and (1, 1) Forward Refinements},
journal = {Fundam. Inform.},
volume = {77},
number = {1-2},
year = {2007},
pages = {29-69},
ee = {http://iospress.metapress.com/content/435211547t0v3m63/},
bibsource = {DBLP, http://dblp.uni-trier.de}
}