APA (7th ed.) Citation

Antonio, N., de Almeida, A. M., Nunes, L., Batista, F., & Ribeiro, R. (2019). Hotel online reviews: Creating a multi-source aggregated index.

Chicago Style (17th ed.) Citation

Antonio, N., A. M. de Almeida, L. Nunes, F. Batista, and R. Ribeiro. Hotel Online Reviews: Creating a Multi-source Aggregated Index. 2019.

MLA (8th ed.) Citation

Antonio, N., et al. Hotel Online Reviews: Creating a Multi-source Aggregated Index. 2019.