KOBA, ZIRO (+) HOLGER BECH NIELSEN.

Manifestly Crossing-Invariant Parametrization of n-Meson Amplitude.

Amsterdam, North-Holland Publishing, 1969. 8vo. In the original stapled wrappers. Offprint from "Nuclear Physics" A12, 1969. Very fine and clean. Pp. 517-536.

Offprint of Koba and Nielsen's paper in which they construct a method so that all the external mesons appear on an equal footing.

Order-nr.: 51310