A.D. Avrorin (Moscow, INR) et al. 2019. 2 pp.
Published in Bull.Russ.Acad.Sci.Phys. 83 (2019) no.8, 921-922, Izv.Ross.Akad.Nauk Ser.Fiz. 83 (2019) no.8, 1016-1018.
A.D. Avrorin (Moscow, INR) et al. 2019. 2 pp.
Published in Bull.Russ.Acad.Sci.Phys. 83 (2019) no.8, 921-922, Izv.Ross.Akad.Nauk Ser.Fiz. 83 (2019) no.8, 1016-1018.