[1] D. T. Brown: 
A note on approximations to discrete probability distributions. Inform. and Control 2 (1959), 4, 386-392. 
MR 0110598 | 
Zbl 0117.14804[2] C. K. Chow: Tree dependence in normal distributions. International Symposium on Information Theory, Nordwijk, The Netherlands 1970.
[3] C. K. Chow, C. N. Liu: 
Approximating discrete probability distributions with dependence trees. IEEE Trans. Inform. Theory IT-14 (1968), 3, 462-467. 
Zbl 0165.22305[4] C. K. Chow, T. J. Wagner: Consistency of an estimate of tree-dependent probability distribution. IEEE Trans. Inform. Theory IT-19 (1973), 5, 369-371.
[5] W. E. Deming, F. F. Stephan: 
On a least squares adjustement of a sampled frequency table when the expected marginal totals are known. Ann. Math. Statist. 77 (1940), 427-444. 
MR 0003527[6] W. A. Gibson: 
Three multivariate models: factor analysis, latent structure analysis and latent profile analysis. Psychometrika 24 (1959), 229 - 252. 
MR 0109097[7] J. Grim: 
On estimation of multivariate probability density functions for situation recognition in large scale systems. In: Proceedings of Third Formator Symposium (J. Benes, L. Bakule, eds.), Academia, Prague 1979. 
Zbl 0485.93006[8] J. Grim: 
On numerical evaluation of maximum-likelihood estimates for finite mixtures of distributions. Kybernetika 18 (1982), 3, 173-190. 
MR 0680154 | 
Zbl 0489.62028[9] J. Grim: Application of finite mixtures to multivariate statistical pattern recognition. In: Proceedings of DIANA Conference held in Liblice near Prague, September 27 - October 1, 1982.
[10] C. T. Ireland, S. Kullback: 
Contingency tables with given marginals. Biometrika 55 (1968), 179-188. 
MR 0229329 | 
Zbl 0155.26701[11] A. Д. Юдин: 
Об информативных структурах многомерных случайных величин. (On information structures of multidimensional random variables.) Известия AH CCCP - Teхническая кибернетика (1977), 6, 135-144. 
Zbl 1170.01341[12] H. H. Ku, S. Kullback: 
Approximating discrete probability distributions. IEEE Trans. Inform. Theory IT-15 (1969), 444-447. 
MR 0243669[13] S. Kullback: 
Probability densities with given marginals. Ann. Math. Statist. 39 (1968), 4, 1236-1243. 
MR 0229330 | 
Zbl 0165.20303[14] P. F. Lazarsfeld, N. W. Henry: 
Latent structure analysis. Houghton Mifflin, Boston 1968. 
Zbl 0182.52201[15] P.  M.  Lewis: 
Approximating probability  distributions to reduce storage requirements. Inform. and Control 2 (1959), 214-225. 
MR 0110597 | 
Zbl 0095.32602[16] A. Perez: 
$\epsilon$-admissible simplification of the dependence structure of a set random variables. Kybernetika 13 (1977), 6, 439-449. 
MR 0472224[17] R. C. Prim: Shortest connection networks and some generalizations. Bell System Tech. J. 36 (1957),  1389-1401.
[18] F. F. Stephan: 
An iterative method of adjusting sample frequency tables when expected marginal totals are known. Ann. Math. Statist. 13 (1942), 166- 178. 
MR 0006674 | 
Zbl 0060.31505