Until further notice, receipt will take place via Skype and / or via email, by contacting me at the addresses listed below. In Cagliari, in the office no. 6 in via S. Ignazio, above the library of the economic center, on Tuesdays from 12 to 13, and on Thursdays from 15.30 to 16.30 (from 30.09.2019 to 11.11.2019 only on Tuesdays). On other days and times, also on skype (antonio.de.giudici), but by appointment. In Oristano: in the months of October, November, December, January, February, June, July and September, at the end of the teaching activities and exams; in the months of March, April and May, from 4 to 6 pm on the last Monday of each of them, or also via Skype (antonio.de.giudici), but always by appointment.