APA-referens (7:e uppl.)

Yadav, S. K., Vishwakarma, G. K., & Kumar, N. (2021). Improved Estimation Strategy for Population Mean Using Auxiliary Information. Lobachevskii Journal of Mathematics, 42(13), 3308-3316. https://doi.org/10.1134/s1995080222010255

Chicago-referens (17:e uppl.)

Yadav, Subhash Kumar, Gajendra K. Vishwakarma, och Neelesh Kumar. "Improved Estimation Strategy for Population Mean Using Auxiliary Information." Lobachevskii Journal of Mathematics 42, no. 13 (2021): 3308-3316. https://doi.org/10.1134/s1995080222010255.

MLA-referens (9:e uppl.)

Yadav, Subhash Kumar, et al. "Improved Estimation Strategy for Population Mean Using Auxiliary Information." Lobachevskii Journal of Mathematics, vol. 42, no. 13, 2021, pp. 3308-3316, https://doi.org/10.1134/s1995080222010255.

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