@article{oai:repository.dl.itc.u-tokyo.ac.jp:00000757,
 author = {Nakayama, Akiyoshi and Inoue, Atsuki and Takeuchi, Kiyoshi and Ito, Hiroyuki and Okabe, Yoichi},
 issue = {2},
 journal = {IEEE transactions on magnetics},
 month = {Mar},
 pages = {799--802},
 title = {Y-BA-CU-O/NB JOSEPHSON TUNNEL-JUNCTIONS},
 volume = {25},
 year = {1999}
}