1.
Ponkaew C, Lawson N. New Ratio Estimators for Population Mean under Unequal Probability Sampling Without Replacement in the Presence of Missing Data: A Case Study on Fine Particulate Matter in Bangkok, Thailand. Curr. Appl. Sci. Technol. [internet]. 2024 Feb. 15 [cited 2026 Aug. 27];24(3):e0258414. available from: https://li01.tci-thaijo.org/index.php/cast/article/view/258414