Notes to the English translation of Ordinatio I.3
Both Jonathan Barnes´translated works of Aristotle might be useful to you to follow the arguments employed by Scotus.
The pdf version is definitely a good working instrument.
This link directs you to the online works of Aquinas in English and Latin. Useful working tool.
Useful text to make the point on illuminationism and on the background of John Duns Scotus.
More focused on illumination, if you are curious about knowing more, this paper
synthesises the concept from Augustine to Scotus´day