APA (7th ed.) Citation

Simões, A., Carvalho, N., & Almeida, J. J. (2012). Generating flex lexical scanners for perl parse: : Yapp.

Chicago Style (17th ed.) Citation

Simões, Alberto, Nuno Carvalho, and J. J. Almeida. Generating Flex Lexical Scanners for Perl Parse: : Yapp. 2012.

MLA (8th ed.) Citation

Simões, Alberto, et al. Generating Flex Lexical Scanners for Perl Parse: : Yapp. 2012.