ANIETING, A. Two- Phase Stratified Sampling Estimator for Population Mean in The Presence of Nonresponse Using Single Auxiliary Variable. Mathematical Journal of Interdisciplinary Sciences, [S. l.], v. 8, n. 2, p. 49–56, 2020. DOI: 10.15415/mjis.2020.82006. Disponível em: https://mjis.chitkara.edu.in/index.php/mjis/article/view/207. Acesso em: 25 apr. 2024.