Model-independent determination of the strong phase difference between D0 and
D
¯
0
→
π
+
π
−
π
+
π
−
$$ {\overline{D}}^0\to {\pi}^{+}{\pi}^{-}{\pi}^{+}{\pi}^{-} $$
amplitudes
Keyword(s):
1991 ◽
pp. 258-290
◽