Lasarte , Carlos. “Incidencias Contractuales Del Coronavirus Y cláusula Rebus Sic Stantibus”. Ius et Praxis 50, no. 50-51 (December 23, 2020): 81–87. Accessed January 28, 2026. https://revistas.ulima.edu.pe/index.php/Ius_et_Praxis/article/view/5039.