Volovik, G. E.
Article History
Received: 1 August 2021
Revised: 15 August 2021
Accepted: 17 August 2021
First Online: 9 December 2022
CONFLICT OF INTEREST
: The author declares that he has no conflicts of interest.
: This article was prepared for the special issue of <i>Journal of Experimental and Theoretical Physics</i> dedicated to the 95th birthday of Professor E.I. Rashba.