Ybarra, Valeria (A.A. 2022/2023) An ethical analysis of oil and gas companies: scope of Saudi Aramco’s (Saudi Arabia’s) climate profile. Tesi di Laurea in Business ethics, Luiss Guido Carli, relatore Gianfranco Pellegrino, pp. 70. [Master's Degree Thesis]

Ybarra, Valeria (A.A. 2020/2021) Trade in Italy. Tesi di Laurea in International economics, Luiss Guido Carli, relatore Amin Zokaei Ashtiani, pp. 34. [Bachelor's Degree Thesis]