@inbook{Brewer1994,
author = {Brewer, C.A.},
title= {Color use guidelines for mapping and visualization},
year = {1994},
doi = {10.1016/b978-0-08-042415-6.50014-4},
editor = {MacEachren, A.M.},
editor = {Taylor, D.R.F.},
booktitle = {Visualization in Modern Cartography},
address = {Oxford},
publisher = {Pergamon},
pages = {123--147},
}