@article{ZNSL_2007_351_a10,
     author = {V. V. Litvinova and Ya. Yu. Nikitin},
     title = {On asymptotic efficiency and local
},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {219--231},
     publisher = {mathdoc},
     volume = {351},
     year = {2007},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2007_351_a10/}
}