Pre One:35、Fan, HY. and Sun, M. (2002). Entanglement of the Common Eigenvector of Two Particles Center-of-Mass Coordinate and Mass-Weighted Relative Momentum. Commun. Theor. Phys. 37 (5):535-538.

Next One:37、Fan, HY., Fan, Y., and Sun, M. (2001). Density Matrix and Partition Function for a Generalized Nondegenerate Parametric Amplifier Gained Via aType of Two-Mode Special Squeezed Coherent State Representation. Mod. Phys. Lett B. 15 (11):351-357