@article{DBLP:journals/eor/EspinosaHW08,
author = {Angela Espinosa and
R. Harnden and
J. Walker},
title = {A complexity approach to sustainability - Stafford Beer
revisited},
journal = {European Journal of Operational Research},
volume = {187},
number = {2},
year = {2008},
pages = {636-651},
ee = {http://dx.doi.org/10.1016/j.ejor.2007.03.023},
bibsource = {DBLP, http://dblp.uni-trier.de}
}