Saini, M., Jitendrakumar, B. R., & Kumar, A. (2024). Improved ratio estimator under simple and stratified random sampling. Life Cycle Reliability and Safety Engineering, 13(2), 181-187. https://doi.org/10.1007/s41872-024-00253-x
Chicago-referens (17:e uppl.)Saini, Monika, Bhatt Ravi Jitendrakumar, och Ashish Kumar. "Improved Ratio Estimator Under Simple and Stratified Random Sampling." Life Cycle Reliability and Safety Engineering 13, no. 2 (2024): 181-187. https://doi.org/10.1007/s41872-024-00253-x.
MLA-referens (9:e uppl.)Saini, Monika, et al. "Improved Ratio Estimator Under Simple and Stratified Random Sampling." Life Cycle Reliability and Safety Engineering, vol. 13, no. 2, 2024, pp. 181-187, https://doi.org/10.1007/s41872-024-00253-x.