Search results for: Yongkun Li
Mathematical Methods in the Applied Sciences > 40 > 6 > 1905 - 1921
Advances in Difference Equations > 2012 > 2012 > 1 > 1-24
Mathematical Methods in the Applied Sciences > 40 > 6 > 1905 - 1921
Advances in Difference Equations > 2012 > 2012 > 1 > 1-24