A good source for a discussion of Abelard's source: Aristotle on 'in sensu diviso'/'in sensu composito'

The Cambridge history of later medieval philosophy: from the ... - Google Books Result
Norman Kretzmann, Anthony Kenny, Jan Pinborg - 1988 - Philosophy - 1035 pages
... the compounded or in the divided sense (in sensu composito or in sensu diviso). ... In Aristotle's opinion a temporally unqualif1ed modal sentence which ...
books.google.com/books?isbn=0521369339...