@article{CTT100453091,
  author = {SHIGEKI NAKAGAWA},
  title = {Improvement of Magnetic properties and crystallinity of Co-Cr/Ni-Fe double layer with very thin Co┣D279┫D2 Cr┣D221┫D2 under layer.},
  journal = {IEEE Transactions on Magnetics},
  year = 1990,
}

@article{CTT100453092,
  author = {SHIGEKI NAKAGAWA},
  title = {Control of internal stress of Co-Cr films deposited by facing targets sputtering},
  journal = {IEEE Transactions on Magnetics},
  year = 1990,
}