Two-vibron bound states in the β--Fermi--Pasta--Ulam model
胡新广, 唐 翌
Two-vibron bound states in the $\beta$--Fermi--Pasta--Ulam model
Hu Xin-Guang (胡新广), Tang Yi (唐 翌)
中国物理B . 2008, (11): 4268 -4272 .  DOI: 10.1088/1674-1056/17/11/051