@inproceedings{inproceedings909cb1a2,
title   = {Benchmarking rapid-transit services with data envelopment analysis},
author = {Novaes, Antônio G. N.},
year = {1997},
publisher = {Sociedad Chilena de Ingenieria de Transporte},
booktitle   = {Congreso Chileno de Ingenieria de Transporte}
}