Trudy.
Serii͡a I͡Akutskai͡a.

APA Citation

Sovet po izuchenii︠u︡ proizvoditelʹnykh sil (Soviet Union)., Soviet Union. Glavnoe upravlenie Severnogo morskogo puti. Trudy. Leningrad.

MLA Citation

Sovet po izuchenii︠u︡ proizvoditelʹnykh sil (Soviet Union), and Soviet Union. Glavnoe upravlenie Severnogo morskogo puti. Trudy. Leningrad,

Warning: These citations may not always be complete (especially for serials).