@article{Macdonald2013,
author = {Macdonald, Andrew J. and Burke, Sarah A. and Heiner, Cynthia Ellen},
year = {2013},
language = {eng},
copyright = {http://creativecommons.org/licenses/by/3.0/},
title = {Development of a General Undergraduate Estimation Skills Survey (GUESS)},
url = "http://dx.doi.org/10.17169/refubium-18461",
}