@inbook{Openshaw1979,
author = {Openshaw, S. and Taylor, P.},
title= {A million or so correlation coefficients: Three experiments on the modifiable area unit problem},
year = {1979},
editor = {Wrigley, N.},
booktitle = {Statistical Applications in the Spatial Sciences},
address = {London, UK},
publisher = {Pion Ltd},
pages = {127--144},
}