Search results for: Pengjian Shang
Applied Mathematics Letters > 2010 > 23 > 2 > 207-211
Applied Mathematics Letters > 2001 > 14 > 8 > 969-973
Applied Mathematics Letters > 2010 > 23 > 2 > 207-211
Applied Mathematics Letters > 2001 > 14 > 8 > 969-973