@article{10_1017_S0017089505002703,
     author = {JUNG, IL BONG and LEE, MI RYEONG and LIM, PIL SANG},
     title = {GAPS {OF} {OPERATORS,} {II}},
     journal = {Glasgow mathematical journal},
     pages = {461--469},
     year = {2005},
     volume = {47},
     number = {3},
     doi = {10.1017/S0017089505002703},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089505002703/}
}