Zakaria, S., M. S. Hafez, and A. M. Gad, "A Latent Class Model for Multivariate Binary Data Subject to Missingness", International Journal on Advanced Science, Engineering and Information Technology, vol. 11, issue 5, pp. 1832-1840, 2021.
Zakaria, S., M. S. Hafez, and A. M. Gad, "Bayesian Estimation of Latent Class Model for Survey Data Subject to Item Nonresponse", Pakistan Journal of Statistics and Operation Research, vol. 15, issue 2, pp. 303-318, 2019.