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Journal Article Maximum-likelihood estimation for the mixed analysis of variance model Get access H. O. HARTLEY, H. O. HARTLEY Texas A and. M University Search for other works by this author on: Oxford Academic Google Scholar J. N. K. RAO J. N. K. RAO Texas A and. M University Search for other works by this author on: Oxford Academic Google Scholar Biometrika, Volume 54, Issue 1-2, June 1967, Pages 93–108, https://doi.org/10.1093/biomet/54.1-2.93 Published: 01 June 1967 Article history Received: 01 April 1966 Revision received: 01 July 1966 Published: 01 June 1967
Hartley et al. (Sun,) studied this question.