@article{McDonald2006,
author = {McDonald, G.W. and Forgie, V.E. and MacGregor, C.},
title= {Treading lightly: Ecofootprints of New Zealand’s ageing population},
year = {2006},
doi = {10.1016/j.ecolecon.2005.09.019},
journal = {Ecological Economics},
volume = {56},
number = {3},
pages = {424--439},
}