APA (7th ed.) Citation

Ortega, R. S., Pombo, J., Ricci, S., & Miranda, M. (2021). The importance of sleepers spacing in railways.

Chicago Style (17th ed.) Citation

Ortega, Roberto Sañudo, João Pombo, Stefano Ricci, and Marina Miranda. The Importance of Sleepers Spacing in Railways. 2021.

MLA (8th ed.) Citation

Ortega, Roberto Sañudo, et al. The Importance of Sleepers Spacing in Railways. 2021.