APA (7th ed.) Citation

Figueiredo, J. M. L., & Romeira, B. (2012). Resonant tunnelling optoelectronic circuits.

Chicago Style (17th ed.) Citation

Figueiredo, J. M. L., and Bruno Romeira. Resonant Tunnelling Optoelectronic Circuits. 2012.

MLA (8th ed.) Citation

Figueiredo, J. M. L., and Bruno Romeira. Resonant Tunnelling Optoelectronic Circuits. 2012.

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