@article{10_4064_ba53_4_6,
     author = {Kotaro Mine and Katsuro Sakai and Masato Yaguchi},
     title = {Hyperspaces of {Finite} {Sets} in {Universal} {Spaces
} for {Absolute} {Borel} {Classes}},
     journal = {Bulletin of the Polish Academy of Sciences. Mathematics},
     pages = {409--419},
     publisher = {mathdoc},
     volume = {53},
     number = {4},
     year = {2005},
     doi = {10.4064/ba53-4-6},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/ba53-4-6/}
}