@article{DAN_1992_323_3_a22,
     author = {A. A. Molostov and A. A. Shvartsburg},
     title = {Heliocentric halo orbits for solar sail with incomplete reflection},
     journal = {Doklady Akademii Nauk},
     pages = {480--485},
     publisher = {mathdoc},
     volume = {323},
     number = {3},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1992_323_3_a22/}
}