Prayad Sangngam และ Wipawan Laoarun. (2021) Adjusted rank tests for clustered data in balanced design. <i>Science, Engineering and Health Studies</i>, <i>15</i>, 21020002.Prayad Sangngam และ Wipawan Laoarun. "Adjusted rank tests for clustered data in balanced design". Science, Engineering and Health Studies 15 (2021):21020002.Prayad Sangngam และ Wipawan Laoarun. Adjusted rank tests for clustered data in balanced design. Silpakorn University Research Innovation and Creativity Administration Office:ม.ป.ท. 2021.