Published in Journal of the Royal Statistical Society. Series B (Methodological), volume 39, number 1.
Joint article by Arthur Pentland Dempster, Nan M. Laird and Donald B. Rubin, printed with the byline A. P. Dempster, N. M. Laird and D. B. Rubin. Published in 1977 in Journal of the Royal Statistical Society, Series B, volume 39, number 1. The December 1976 presentation and later scan date are distinct from publication.
Cited passages: Section 1, printed pp. 1 and 3: naming of the two steps and earlier special cases; Section 2, printed p. 6, equation (2.17) and the general E-step/M-step definition; Section 2, printed p. 6: general maximization step; Section 3, printed pp. 6-7, Lemma 1 and Theorem 1, especially equation (3.10); Section 4.3, printed pp. 15-16, especially the paragraph following equation (4.3.3): conditional indicator probabilities and weighted counts.