However, the existence of the Soviet expedition is itself uncertain.

It was named at the suggestion of members of the Soviet expedition.

Remapped and named by the Soviet expedition of 1956.

The last two Soviet expeditions to Mars, in 1974, were failures.

It was confirmed on Soviet expeditions in the Arctic around 1950.

Remapped by the Soviet expedition of 1956, it was named for Ye.

In 1955-1957, he became a leader of the first Soviet Antarctic Expedition.

Mapped by the Soviet expedition (1956), who named it for the ship Lena.

The Soviet expedition of 1956 found there are two islands, retaining the name Fulmar for the southern one.

This expedition was the first Soviet expedition to use aqua-lungs in biological exploration.