@InProceedings{l08-p461-472,
  AUTHOR    = {Seok-Hee Hong and Hiroshi Nagamochi},
  TITLE     = {Approximating Crossing Minimization in Radial Layouts},
  YEAR      = 2008,
  BOOKTITLE = {Proc.~of the 8th Latin American Symposium on Theoretical Informatics (LATIN'08)},
  ADDRESS   = {B\'uzios, Brazil},
  PAGES     = {461--472},
  KEYWORDS  = {}}