00651naa#a2200205#i#450# EN\\bibl\13692 20241005161803.6 2071-7318 20161126b2016####ek#y0engy0150####ca RUS RU THE DEGRADATION OF THE OPTICAL CHARACTERISTICS OF POLYALKYLIMIDE WHEN IRRADIATED BY ELECTRONS Journal article Belgorod Belgorod State Technological University named after V.G. Shukhov 2016 3 с. Journal article local Pavlenko Zoya Yastrebinskaya Anna Cherkashina N. I. Tolypina N. M. zh-szf.ru