Pages of friendship of Sergey Gorodetskii with Hovhannes Tumanyan's family (based on the documents of the Yerevan Museum of Literature and Art named after Y. Charents and the family archive of Nvard Tumanyan)

In: Intelligencija i mir: IM ; rossijskij meždisciplinarnyj žurnal socialʹno-gumanitarnych nauk = Intelligentsia and the world, Heft 1, S. 124-154