@techreport{Kolk2016,
author = {Kolk, M.},
title= {Period and cohort measures of migration},
year = {2016},
doi = {10.13140/RG.2.1.5171.2885},
publisher = {Stockholm University, Demography Unit},
address = {Stockholm},
number = {Stockholm Research Reports in Demography 2016:5},
}