@ARTICLE{Absi2007,
author={Absi, Nabil and Kedad-Sidhoum, Safia},
title = {MIP-based heuristics for multi-item capacitated lot-sizing problem
with setup times and shortage costs},
journal = {RAIRO Operations Research},
year = {2007},
volume = {41},
pages = {171--192},
url = {ABSI-RAIRO-OR2007.pdf},
doi = {http://dx.doi.org/10.1051/ro:2007014}
}