@article{DAN_1997_353_5_a13,
     author = {A. P. Nagurnyi},
     title = {Many years and seasonal change of sea ice thickness in arctic basin},
     journal = {Doklady Akademii Nauk},
     pages = {673--675},
     year = {1997},
     volume = {353},
     number = {5},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1997_353_5_a13/}
}