Sovetska︠i︡a Arktika : mor︠i︡a i ostrova Severnogo Ledovitogo okeana - Gakkel', ︠I︡A. ︠I︡A. (︠I︡Akov ︠I︡Akovlevich); Govorukha, Leonid Sergeevich (Prirodnye uslovi︠i︡a i estestvennye resursy SSSR., 1970)