@article{02227493,
title = {CM points and quaternion algebras.},
journal = {Documenta Mathematica},
volume = {10},
year = {2005},
pages = {263-309},
zbl = {1165.11321},
language = {en},
url = {http://dml.mathdoc.fr/item/02227493}
}
Cornut, C.; Vatsal, V. CM points and quaternion algebras.. Documenta Mathematica, Tome 10 (2005) pp. 263-309. http://gdmltest.u-ga.fr/item/02227493/