| A Comparison of Some Estimators of the Seasonal ACF for Various PAR Models | A. Smadi | Journal of Applied Probability and Statistics | Accepted | Dixie Publisher, USA | 2013 |
| An Extension of Cochran-Orcutt Procedure for Generalized Linear Regression Models with Periodically | A. Smadi and N. Abo-Afouna | Journal of Modern Applied Statistical Methods | 11 (2), 407-415. | | 2012 |
| On The Least Squares Estimation of a Simple Linear Regression Model with Correlated Errors | A. Smadi and N. Abo-Afouna | Austrian Journal of Statistics | 41 (3), 211-226 | | 2012 |
| Estimation of the Seasonal ACF of PAR(1) Model in the Presence of Additive Outliers | A. Smadi and A. Quraan | Journal of Applied Statistical Science | 19 (2), 41-54 | Nova Pblisher, USA | 2012 |
| Robustness of Several Estimators of the ACF of AR(1) Process with Non-Gaussian Errors | Smadi, A., Jaber, J. and Al-Zu'bi, A. | Journal of Modern Applied Statistical Methods | Accepted | | 2013 |
| Trends in Maximum Daily Rainfall in Marginal Desert Environment: Signs of Climate Change | Al-Qdah, K. and Smadi, A. | American J. of Env. Sc. | Vol. 7, pp. 331-337 | | 2011 |
| Robust Estimation of the Seasonal Autocorrelation of the PAR(1) Model | A. Smadi, A. Quraan and N. Abo–Afouna | Jordan J. of Math. & Stat. | 2(2), 105–118 | | 2009 |
| LS Estimation of Periodic Autoregressive Models with Non–Gaussian Errors: A Simulation Study | A. Smadi | Journal of Statistical Computation and Simulation | 75(3), 207 – 216 | | 2005 |
| Identification of Periodic Moving–Average Models | A. Smadi and T. A. Ula | Communications in Statistics, Theory and Methods | 32(12), 2465–2475 | | 2003 |
| A comparison of process capability indices for seasonal and non-seasonal autoregressive autocorrelated data | Ayat I. Al-Zoubi and Abdullah A. Smadi | EJASA, Italy | 12 | Universit`a del Salento, Italy | 26-4-2019 |