@article{Santos2012,
author = {Santos, Haroldo G. and Uchoa, Eduardo and Ochi, Luiz S. and Maculan, Nelson},
affiliation = {Depto. de Computação, Universidade Federal de Ouro Preto, Ouro Preto, Brazil},
title = {Strong bounds with cut and column generation for class-teacher timetabling},
journal = {Annals of Operations Research},
publisher = {Springer Netherlands},
issn = {0254-5330},
keyword = {Business and Economics},
pages = {399-412},
volume = {194},
issue = {1},
url = {http://dx.doi.org/10.1007/s10479-010-0709-y},
note = {10.1007/s10479-010-0709-y},
year = {2012}
}