ZhETF, Vol. 156,
p. 667 (October 2019)
(English translation - JETP,
Vol. 129, No. 4,
available online at www.springer.com
Classical and quantum integrable sigma models. Ricci flow, ``nice duality'' and perturbed rational conformal field theories
Received: March 10, 2019
Extended Abstract. The full text of this paper is published in the English version of JETP.