APA (7th ed.) Citation

Ramos, M., Pereira, M. J., & Henriques, P. R. (2018). A QA system for learning python.

Chicago Style (17th ed.) Citation

Ramos, Marcos, Maria João Pereira, and Pedro Rangel Henriques. A QA System for Learning Python. 2018.

MLA (8th ed.) Citation

Ramos, Marcos, et al. A QA System for Learning Python. 2018.