Search results for: Wenjuan Zhang
Mathematical Notes > 2017 > 101 > 5-6 > 899-912
Frontiers of Mathematics in China > 2017 > 12 > 5 > 1131-1137
Mathematical Notes > 2017 > 101 > 5-6 > 899-912
Frontiers of Mathematics in China > 2017 > 12 > 5 > 1131-1137