APA (7th ed.) Citation

Martins, C., & Santos, L. (2014). TPMET: A path to knowledge about mathematics.

Chicago Style (17th ed.) Citation

Martins, Cristina, and Leonor Santos. TPMET: A Path to Knowledge About Mathematics. 2014.

MLA (8th ed.) Citation

Martins, Cristina, and Leonor Santos. TPMET: A Path to Knowledge About Mathematics. 2014.

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