Author: Mezhdunarodnai͡a nauchnai͡a konferent͡sii͡a "Biografii͡a i tvorchestvo Sergei͡a Esenina v ėnt͡siklopedicheskom formate" (2011 Moscow, Russia; Ri͡azanʹ, Ri͡azanskai͡a oblastʹ, Russia; Konstantinovo, Russia)