Observation of the B.sub.c./sub. meson in the exclusive decay B(c) ---> J/psi pi

Abazov, V. M., Abbott, B., Abolins, M., Kupčo, A., Lokajíček, M. Observation of the B_c meson in the exclusive decay B(c) ---> J/psi pi. Physical Review Letters. 2008, 101(1), 012001/1-012001/6. ISSN 0031-9007. E-ISSN 1079-7114. Dostupné z: doi: 10.1103/PhysRevLett.101.012001