@article{IM_1994__115_1_144170,
     author = {Zheng-Xu He and Oded Schramm},
     title = {Rigidity of circle domains whose boundary has ...-finite linear measure.},
     journal = {Inventiones mathematicae},
     pages = {297--310},
     publisher = {mathdoc},
     volume = {115},
     number = {1},
     year = {1994},
     zbl = {0809.30006},
     url = {http://geodesic.mathdoc.fr/item/IM_1994__115_1_144170/}
}