Pegmatity Karelii i Kolʹskogo poluostrova : geologi︠i︡a, geokhimi︠i︡a, sl︠i︡udonosnostʹ - Sokolov, Vladimir Alekseevich; Alekseev, B. ︠I︡A. (Boris ︠I︡Akovlevich) (Karelʹskiĭ filial AN SSSR, 1977)