@article{10_1017_S0017089506003168,
     author = {TAKAHASHI, RYO},
     title = {OPENNESS {OF} {FID-LOCI}},
     journal = {Glasgow mathematical journal},
     pages = {431--435},
     year = {2006},
     volume = {48},
     number = {3},
     doi = {10.1017/S0017089506003168},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089506003168/}
}