Èfron edited for publication works of her mother and took care of her archives. She left behind her memoirs, which were published in the magazines Literaturnaja Armenija- ja Zvezda. She had also produced a lot of translations of poetry, mainly the works of French poets, such as Victor Hugo, Charles Baudelaire, Paul Verlaine, Théophile Gautier, etc. She also wrote many original poems, which were only published in the 1990s.
