@article{Thomas1979,
author = {Thomas, C.},
title= {Internal migration in Yugoslavia 1961-1971},
year = {1979},
doi = {10.1111/j.1467-9663.1979.tb01438.x},
journal = {Tijdschrift voor economische en sociale geografie},
volume = {70},
number = {3},
pages = {177--181},
}