หิรัญบูรณะ ก. The Trace of Hinduism and Buddhism in Si Sa Ket Province, Before 23 Buddhist Centuries. rpujournal [internet]. 2020 Jan. 31 [cited 2026 Aug. 29];5(3):1-13. available from: https://so03.tci-thaijo.org/index.php/rpu/article/view/237750