1. Disability
2. Convention on the Rights of Persons with Disabilities – Articles
3. Blindness and vision impairment
4. Smart cane: assistive cane for visually impaired people;MohdHelmyAbdWahab;International Journal of Computer Science Issues,2011
5. Smart walking stick-an electronic approach to assist visually disabled persons;Mahmud;International Journal of Scientific & Engineering Research,2013