PHAM, Hoang Duy http://orcid.org/0000-0002-8968-9160
Shimizu, Tetsuo http://orcid.org/0000-0002-3592-1139
NGUYEN, Truong Van http://orcid.org/0000-0002-2095-7462
Funding for this research was provided by:
Tokyo Human Resources Fund for city Diplomacy (N/A)
Article History
Received: 4 June 2020
Revised: 22 March 2021
Accepted: 7 April 2021
First Online: 10 May 2021