Mehdi Toloo. On classifying inputs and outputs in DEA: A revised model. European Journal of Operational Research, 198(1):358-360, 2009. [doi]
@article{Toloo09,
title = {On classifying inputs and outputs in DEA: A revised model},
author = {Mehdi Toloo},
year = {2009},
doi = {10.1016/j.ejor.2008.08.017},
url = {http://dx.doi.org/10.1016/j.ejor.2008.08.017},
researchr = {https://researchr.org/publication/Toloo09},
cites = {0},
citedby = {0},
journal = {European Journal of Operational Research},
volume = {198},
number = {1},
pages = {358-360},
}