Statistics

Total Visits

	Views
Roll ...	137

Total Visits per Month

	November 2025	December 2025	January 2026	February 2026	March 2026	April 2026	May 2026
Roll ...	5	0	1	2	2	0	3

File Downloads

	Views
Doan Van Ha P. 449-452.pdf	69

Top Country Views

	Views
United States	33
Vietnam	27
Russia	13
China	12
Brazil	9
Canada	6
United Kingdom	6
Germany	5
Belarus	3
Ukraine	3

Top City Views

	Views
Hanoi	18
Oakland	16
Moscow	9
Ho Chi Minh City	6
Ottawa	5
Hangzhou	3
Kiev	3
Tokyo	2
Ann Arbor	1
Auburn	1