Netsawang, J., Wongsuwan, C. and Swangjang, R. 2026. A COMPARATIVE STUDY OF THE CHINESE PREPOSITION “于” (YÚ) AND THE THAI PREPOSITIONS “เมื่อ”, “ณ”, AND “ใน”. Chinese Journal of Social Science and Management. 10, 1 (May 2026), 318–334.