@article{DAN_1996_348_2_a8,
     author = {V. A. Astrelin and P. I. Zubietov and M. B. Kas'yanov and V. V. Smirnov and V. N. Frontov},
     title = {Gravitational self-oscillating torsion gradiometer},
     journal = {Doklady Akademii Nauk},
     pages = {181--183},
     publisher = {mathdoc},
     volume = {348},
     number = {2},
     year = {1996},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1996_348_2_a8/}
}