@article{ZNSL_2005_329_a3,
     author = {S. E. Kozlov},
     title = {Isometric equivalence of directions in {Riemannian} symmetric spaces},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {56--57},
     publisher = {mathdoc},
     volume = {329},
     year = {2005},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2005_329_a3/}
}