@article{Cliff1983,
author = {Cliff, A.D. and Haggett, P. and Graham, R.},
title= {Reconstruction of diffusion processes at local scales: The 1846, 1882 and 1904 measles epidemics in northwest Iceland},
year = {1983},
doi = {10.1016/0305-7488(83)90254-2},
volume = {9},
number = {4},
pages = {347--368},
}