@article{DAN_1992_323_6_a13,
     author = {G. A. Grishin and E. I. Kalinin and T. M. Bayankina and D. I. Ponyavin},
     title = {On the relation of solar-geomagnetic
},
     journal = {Doklady Akademii Nauk},
     pages = {1057--1063},
     publisher = {mathdoc},
     volume = {323},
     number = {6},
     year = {1992},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1992_323_6_a13/}
}