@article{kanenobu_sumi, 
  title={TWISTED ALEXANDER POLYNOMIAL OF A RIBBON 2-KNOT OF 1-FUSION}, 
  volume={57}, 
  DOI={10.18910/77230}, 
  number={4}, 
  publisher={Osaka University and Osaka City University, Departments of Mathematics}, 
  author={Kanenobu, Taizo and Sumi, Toshio}
  }