db/conf/db-workshops/AlbanoGOP85.html Antonio Albano Fosca Giannotti Renzo Orsini Dino Pedreschi The Type System of Galileo. 101-119 POS/1985/P101.pdf 1985 conf/pos/1985 Data Types and Persistence (Appin) db/conf/db-workshops/appin85.html#AlbanoGOP85