Ruttanapan, M. (2021) “PROBLEMS AND DEVELOPMENT GUIDELINES ON MATERIAL ADMINISTRATION FOR MATERIAL OFFICIALS IN RAJAMANGALA UNIVERSITY OF TECHNOLOGY THANYABURI”, Pathumthani University Academic Journal, 13(2), pp. 14–31. available at: https://so05.tci-thaijo.org/index.php/ptujournal/article/view/250644 (accessed: 29 September 2026).