Hussain, Z., Shabbir, J. and Riaz, M. (2011): Baysian estimation using Warner’s randomized response model through simple and mixture prior distributions, Communication in Statistics-Simulation and Computation, 40, 159-176.
Hussain, Z. and Shabbir, J. (2011): Improved estimation of mean in randomized response models, Hacettepe Journal of Mathematics and Statistics, 40(1), 91-101.
Shabbir, J. and Gupta, S. (2011): On estimating the finite population mean in simple and stratified random sampling, Communication in Statistics-Theory and Methods, 40(2), 199-212.