APA (7th ed.) Citation

Giraldes, E., Marques-Smith, P., & Mitsch, H. (2007). F–semigroups. Algebra and Discrete Mathematics.

Chicago Style (17th ed.) Citation

Giraldes, E., P. Marques-Smith, and H. Mitsch. "F–semigroups." Algebra and Discrete Mathematics 2007.

MLA (8th ed.) Citation

Giraldes, E., et al. "F–semigroups." Algebra and Discrete Mathematics, 2007.

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