Möbius-invariant metrics and generalized angles in Ptolemaic spaces.
Aseev, V.V. ; Sychev, A.V. ; Tetenov, A.V.
Sibirskij Matematicheskij Zhurnal, Tome 46 (2005), p. 243-263 / Harvested from The Electronic Library of Mathematics
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Publié le : 2005-01-01
EUDML-ID : urn:eudml:doc:52059 
@article{02239536,
     title = {M\"obius-invariant metrics and generalized angles in Ptolemaic spaces.},
     journal = {Sibirskij Matematicheskij Zhurnal},
     volume = {46},
     year = {2005},
     pages = {243-263},
     zbl = {1080.54019},
     language = {en},
     url = {http://dml.mathdoc.fr/item/02239536}
}

Aseev, V.V.; Sychev, A.V.; Tetenov, A.V. Möbius-invariant metrics and generalized angles in Ptolemaic spaces.. Sibirskij Matematicheskij Zhurnal, Tome 46 (2005) pp. 243-263. http://gdmltest.u-ga.fr/item/02239536/