Petra Schuurman, Gerhard J. Woeginger. A PTAS for single machine scheduling with controllable processing times. Acta Cybern., 15(3):369-378, 2002. [doi]
@article{SchuurmanW02,
title = {A PTAS for single machine scheduling with controllable processing times},
author = {Petra Schuurman and Gerhard J. Woeginger},
year = {2002},
url = {http://www.inf.u-szeged.hu/kutatas/actacybernetica/vol15n3/cikk6.xml},
researchr = {https://researchr.org/publication/SchuurmanW02},
cites = {0},
citedby = {0},
journal = {Acta Cybern.},
volume = {15},
number = {3},
pages = {369-378},
}