Search for Missing Charmonium States in B-meson Decays
  The recent progress in experiments at B-factories suggests an opportunity to search for missing charmonium states $\eta_{c}'(2^1S_0)$ and $h_c(1^1P_1)$. The feasibility of such a search in B-meson decays are discussed. 
Y.F. Gu (Peking Univ. and IHEP, Beijing)