@article{Costenbader2003,
author = {Costenbader, E. and Valente, T.W.},
title= {The stability of centrality measures when networks are sampled},
year = {2003},
doi = {10.1016/S0378-8733(03)00012-1},
journal = {Social Networks},
volume = {25},
number = {4},
pages = {283--307},
}