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Vol 75 No 2 (2020)
Special Issue on Twenty-Seven Questions about the Cubic Surface
Guest Editors:
Marta Panizzut (Berlin)
Kristian Ranestad (Oslo)
Emre Sertöz (Leipzig) -
Vol 75 No 1 (2020)
Special Issue on Current Trends in Elliptic and Parabolic Problems
Guest Editors:
Giuseppe Di Fazio (Catania)
Maria Stella Fanciullo (Catania)
Pietro Zamboni (Catania)