1. ACM SIGHCI. Puffy - an Inflatable Mobile Interactive Companion for Children with Neurodevelopmental Disorder. https://www.youtube.com/watch?v=10gCiClVWM0. Accessed 29 January 2020. ACM SIGHCI. Puffy - an Inflatable Mobile Interactive Companion for Children with Neurodevelopmental Disorder. https://www.youtube.com/watch?v=10gCiClVWM0. Accessed 29 January 2020.
2. Capek K. 2014. R.U.R. Dover Thrift Editions. Dover Publications Newburyport. Capek K. 2014. R.U.R. Dover Thrift Editions. Dover Publications Newburyport.
3. Perceived Usefulness, Perceived Ease of Use, and User Acceptance of Information Technology
4. Isaac Asimov. 1942. Runaround. Isaac Asimov. 1942. Runaround.