@article{Agadjanian2012,
author = "Agadjanian, V. and Zotova, N.",
title = "Sampling and surveying hard-to-reach populations for demographic research. A study of female labor migrants in Moskow, Russia",
year = 2012,
journal = "Demographic Research",
volume = 26,
pages = "131-150",
url = "http://www.demographic-research.org/Volumes/Vol26/5/26-5.pdf"
}