@article{SEMR_2008_5_a12,
     author = {G. A. Noskov},
     title = {Geodesics in the {Heisenberg} group: an elementary approach},
     journal = {Sibirskie \`elektronnye matemati\v{c}eskie izvesti\^a},
     pages = {177--188},
     publisher = {mathdoc},
     volume = {5},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SEMR_2008_5_a12/}
}