@article{DBLP:journals/eccc/ECCC-TR97-001,
author = {Marco Cesati and
Luca Trevisan},
title = {On the Efficiency of Polynomial Time Approximation Schemes},
journal = {Electronic Colloquium on Computational Complexity (ECCC)},
volume = {4},
number = {1},
year = {1997},
ee = {http://eccc.hpi-web.de/eccc-reports/1997/TR97-001/index.html},
bibsource = {DBLP, http://dblp.uni-trier.de}
}