Chermalych, Georgij Nikolaevic The derivation of partial-wave amplitudes with correct threshold behaviour : [Preprint] / G. N. Chermalych ; Academy of Sciences of Ukrainian SSR, Institute for Theoretical Physics. - Kiev, 1968. - 9 p. - ИТФ ; 68-41 . Bibliography: p. 9. Subjects--Index Terms: ფიზიკა ელემენტარული ნაწილაკები Universal Decimal Class. No.: 539.12