@unpublished{N2001,
author = {Rosati, N},
title = {A measurement error approach to the study of poverty},
year = {2001},
month = {May},
doi = {10.1920/wp.ifs.2001.0113},
issn = {1742-0415},
url = {http://www.ifs.org.uk/wps/wp0113.pdf},
}