@article{MZ_1980__174_172997,
     author = {Shrikrishna G. Dani},
     title = {A {Simple} {Proof} of {Borel's} {Density} {Theorem.}},
     journal = {Mathematische Zeitschrift},
     pages = {81--94},
     publisher = {mathdoc},
     volume = {174},
     year = {1980},
     zbl = {0432.22008},
     url = {http://geodesic.mathdoc.fr/item/MZ_1980__174_172997/}
}