APA (7th ed.) Citation

Semião, P. (2014). An interactive evaluation system for learning mathematics.

Chicago Style (17th ed.) Citation

Semião, Paulo. An Interactive Evaluation System for Learning Mathematics. 2014.

MLA (8th ed.) Citation

Semião, Paulo. An Interactive Evaluation System for Learning Mathematics. 2014.

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