John Ruggiero. Performance evaluation when non-discretionary factors correlate with technical efficiency. European Journal of Operational Research, 159(1):250-257, 2004. [doi]
@article{Ruggiero04,
title = {Performance evaluation when non-discretionary factors correlate with technical efficiency},
author = {John Ruggiero},
year = {2004},
doi = {10.1016/S0377-2217(03)00403-X},
url = {http://dx.doi.org/10.1016/S0377-2217(03)00403-X},
researchr = {https://researchr.org/publication/Ruggiero04},
cites = {0},
citedby = {0},
journal = {European Journal of Operational Research},
volume = {159},
number = {1},
pages = {250-257},
}