BibTeX
@ARTICLE{
         Naumann2009Dri,
       author = "Naumann, U.",
       journal = "Journal of Discrete Algorithms",
       volume = "7",
       number = "4",
       pages = "402--410",
       doi = "10.1016/j.jda.2008.09.008",
       year = "2009",
       title = "{DAG} reversal is {NP}-complete",
       ad_theotech = "data-flow reversal"
}