Citations refer to the original publication, not to a Scieee localized version.
Petit de Gabriel, E. W. (2017). International Tribunals: cases and reports. Carmen Parra Rodríguez. https://idus.us.es/items/c6db779f-8a7f-429e-a1fa-fee3324f465b
Petit de Gabriel, Eulalia W. International Tribunals: cases and reports. Carmen Parra Rodríguez, 2017. https://idus.us.es/items/c6db779f-8a7f-429e-a1fa-fee3324f465b.
Petit de Gabriel, Eulalia W. International Tribunals: cases and reports. Carmen Parra Rodríguez, 2017. https://idus.us.es/items/c6db779f-8a7f-429e-a1fa-fee3324f465b.
Petit de Gabriel, E. W. (2017) International Tribunals: cases and reports. Carmen Parra Rodríguez. Available at: https://idus.us.es/items/c6db779f-8a7f-429e-a1fa-fee3324f465b.
E. W. Petit de Gabriel, “International Tribunals: cases and reports,” Carmen Parra Rodríguez, 2017. [Online]. Available: https://idus.us.es/items/c6db779f-8a7f-429e-a1fa-fee3324f465b
@misc{petitdegabriel2017international,
author = {Petit de Gabriel, Eulalia W.},
title = {International Tribunals: cases and reports},
year = {2017},
publisher = {Carmen Parra Rodríguez},
url = {https://idus.us.es/items/c6db779f-8a7f-429e-a1fa-fee3324f465b}
}
The source metadata has no journal, volume or pages. Add them from the original publication if your citation needs them.