1. Allen J, Singh S (2001) Response techniques to analyse various transformation and selection probabilities. Interstat. Available at http://interstat.statjournals.net/YEAR/2001/abstracts/0111002.php
2. Bhargava M and Singh R (2000). A modified randomization device for Warner’s model. Statistica LX: 315(-321): 315–321
3. Chaudhuri A (2004). Christofides’randomized response technique in complex sample survey. Metrika 60: 223–228
4. Chaudhuri A and Mukerjee R (1988). Randomized response: theory and techniques. Marcel Dekker, Inc., New York
5. Cochran WG (1977). Sampling techniques. Wiley, New York