The receptions of Prof. Cestari will follow the calendar indicated in the "notices" and "teaching material" section of this page. For urgent needs, write an email to greta.cestari@unica.it or greta.cestari@unife.it (specifying that you are a student of the University of Cagliari). The receptions of Dr. Silvia Porta will be held on the sidelines of her lessons or upon request for an appointment to be sent, well in advance (at least 7 days before), to the email address portasilvia@tiscali.it