@article{MM2_1994__85_3-4_156024,
     author = {Shigeyasu Kamiya},
     title = {Remarks on points of approximation of discrete sugroups of {U(1,n;} {C).}},
     journal = {Manuscripta mathematica},
     pages = {299--306},
     publisher = {mathdoc},
     volume = {85},
     number = {3-4},
     year = {1994},
     zbl = {0814.30026},
     url = {http://geodesic.mathdoc.fr/item/MM2_1994__85_3-4_156024/}
}