00523nam 22001813 4500001000700000100004100007101000800048102000700056105001800063200008500081205002300166210002400189215001100213606002400224675002300248700003500271701003500306295837 a20170427d u||y0romy50 ba arus aRU a||||||||||||| aÂdernaâ fizikaeučeb. posobie dlâ vuzovfÛ. M. Širokov, N. P. Ûdin aIzd. 2-e, pererab. aMoskvacNaukad1980 a728 s. aFizică nucleară a539.1(075.8)=161.1 aŠirokovbÛrij Mihajlovič aÛdinbNikolaj Prokof΄evič