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ralph lauren polo


First Author:
 
Tuan Nguyen
Dalat University
tuannv@dlu.edu.vn
 
01 Phu Dong Thien Vuong Street
Dalat, +84, Vietnam
 
1218 280 442(Phone)
1218 280 442(Fax)

Second Author:

An Nguyen
Dalat University
annth@dlu.edu.vn
 
01 Phu Dong Thien Vuong Street
Dalat, +84 263, Vietnam
 
3831105(Phone)