Ponkaew, C. and Lawson, N. (2024) “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”, CURRENT APPLIED SCIENCE AND TECHNOLOGY. Bangkok, Thailand, 24(3), p. e0258414. doi: 10.55003/cast.2024.258414.