@article{CMUC_1989_30_3_a10,
     author = {Kokilashvili, Vakhtang M. and Kufner, Alois},
     title = {Fractional integrals on spaces of homogeneous type},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {511--523},
     year = {1989},
     volume = {30},
     number = {3},
     mrnumber = {1031869},
     zbl = {0686.42013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1989_30_3_a10/}
}