Abstract | Keywords | Export | Availability | Bookmark

Choose an application

• Reference Manager
• EndNote
• RefWorks (Direct export to RefWorks)

Astronomy --- Calendar, Gregorian --- History --- Fiction. --- Gregory --- Bologna (Italy) --- Gregorian calendar --- Physical sciences --- Space sciences --- History&delete& --- Fiction --- Boncompagni, Ugo, --- Gregorio --- Gregorius --- Bononia (Italy) --- Bologne (Italy) --- Bolonia (Italy) --- Bononia Pinguis (Italy) --- Felsina (Italy) --- Grégoire