APA (7th ed.) Citation

Petry, M. R., Moreira, A. P., Faria, B. M., & Reis, L. P. (2013). IntellWheels: Intelligent wheelchair with user-centered design.

Chicago Style (17th ed.) Citation

Petry, Marcelo R., António Paulo Moreira, Brígida Mónica Faria, and Luís Paulo Reis. IntellWheels: Intelligent Wheelchair with User-centered Design. 2013.

MLA (9th ed.) Citation

Petry, Marcelo R., et al. IntellWheels: Intelligent Wheelchair with User-centered Design. 2013.

Warning: These citations may not always be 100% accurate.