@misc{misca4b4b4c2,
title   = {A branch-and-cut approach to the repetition-free longest common subsequence problem},
author = {Ferreira, Carlos Eduardo and Tjandraatmadja, Christian},
year = {2010},
doi = {10.1016/j.endm.2010.05.067},
booktitle   = {International Symposium on Combinatorial Optimization - ISCO}
}