@article{Libby1978,
author = {Libby, R. and Blashfield, R.K.},
title= {Performance of a composite as a function of the number of judges},
year = {1978},
doi = {10.1016/0030-5073(78)90044-2},
journal = {Organizational Behavior and Human Performance},
volume = {21},
number = {2},
pages = {121--129},
}