共 12 条
[3]
LI T. T., 1994, Research in Applied Mathematics, V32
[4]
Li T, 2007, COMMUN PUR APPL ANAL, V6, P229
[5]
Li T, 2007, INT J DYN SYST DIFFE, V1, P12, DOI 10.1504/IJDSDE.2007.013741