1. Prokhorov General Physics Institute of the Russian Academy of Sciences, ul. Vavilova 38, Moscow, 119942, Russian Federation
2. Moscow Institute of Physics and Technology (National Research University), Institutskii per. 9, Dolgoprudny, Moscow Region, 141701, Russian Federation
3. All-Russian Institute for Scientific and Technical Information of Russian Academy of Sciences, ul. Usiyevicha 20, A-315, Moscow, 125190, Russian Federation