ISSN: 2985-2145
Phoutsavanh Chandavong
Faculty of Industrial Technology, Ubon Ratcahthani Rajabhat University, Ubon Ratchathani
Thailand
Komson Daroj
Faculty of Industrial Technology, Ubon Ratcahthani Rajabhat University, Ubon Ratchathani
Thailand
Danu Wiroteurairuang
Faculty of Industrial Technology, Ubon Ratcahthani Rajabhat University, Ubon Ratchathani
Thailand
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