APA (7th ed.) Citation

Silva, J. F., & Duck, R. W. (2015). Historical changes of bottom topography and tidal amplitude in the Ria de Aveiro, Portugal: Trends for future evolution.

Chicago Style (17th ed.) Citation

Silva, J. F., and R. W. Duck. Historical Changes of Bottom Topography and Tidal Amplitude in the Ria De Aveiro, Portugal: Trends for Future Evolution. 2015.

MLA (8th ed.) Citation

Silva, J. F., and R. W. Duck. Historical Changes of Bottom Topography and Tidal Amplitude in the Ria De Aveiro, Portugal: Trends for Future Evolution. 2015.

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