@article{Clark1995,
author = {Clark, S. and Colson, E. and Lee, J. and Scudder, T.},
title= {Ten thousand Tonga: A longitudinal anthropological study from Southern Zambia, 1956-1991},
year = {1995},
doi = {10.1080/0032472031000148266},
journal = {Population Studies},
volume = {49},
number = {1},
pages = {91--109},
}