David Sankoff Chunfang Zheng Adriana Muñoz Zhenyu Yang Zaky Adam Robert Warren Vicky Choi Qian Zhu Issues in the Reconstruction of Gene Order Evolution. 10-25 2009 25 J. Comput. Sci. Technol. 1 http://dx.doi.org/10.1007/s11390-010-9301-9 db/journals/jcst/jcst25.html#SankoffZMYAWCZ09