(NfIZIKA W PRIMERAH I ZADA^AHs - (NbUTIKOW(B,(Ne(B. (Ni(B.s (NeWGENIJ iWANOWI^s; (NbYKOW(B,(Na(B. (Na(B.s (NaLEKSANDR aLEKSANDROWI^s; (NkONDRATXEW(B,(Na(B. (Ns(B.s (NaLEKSANDR sERGEEWI^s ((Nm(B.s (NnAUKAs, 1989)
Keywords: (NfIZIKAs -- (NzADA^Is