กันณรงค์ ก, ฉิมอ้อย ว. Settlement of Soft Clay by Inflection Point Method for With and Without PVD . Eng. & Technol. Horiz. [internet]. 2020 Jun. 17 [cited 2026 Sep. 10];32(4):67-72. available from: https://ph01.tci-thaijo.org/index.php/lej/article/view/241279