@article{SEMR_2010_7_a34,
     author = {E. Moln\'ar},
     title = {On projective models of {Thurston} geometries, some relevant notes on {Nil} orbifolds and manifolds},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {491--498},
     publisher = {mathdoc},
     volume = {7},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2010_7_a34/}
}