SON, D. THE BUILDING OF SAND MOUNTAIN CEREMONY: SYMBOL OF RELIGIOUS CULTURE AT THE KHMER NEW YEAR IN SOUTHERN VIETNAM. TRA VINH UNIVERSITY JOURNAL OF SCIENCE; p-ISSN: 2815-6072; e-ISSN: 2815-6099, v. 12, n. 46, p. 46-55, 28 mar. 2022.