On improving the finite population mean estimation using auxiliary variables: Practical explanations in traditional calligraphy art and radiation fields
Xiaotao, P., L.S., D., Wei, Y., A., A. (2026). On improving the finite population mean estimation using auxiliary variables: Practical explanations in traditional calligraphy art and radiation fields. Journal of Radiation Research and Applied Sciences. https://doi.org/10.1016/j.jrras.2026.102477