Summon will usually be your best starting point for finding articles, books and dissertations.
You may also want to run supplementary searches in these databases:
For introductory articles:
The latest issue of the annual DeTnk Design Report will be available on Canvas for students enrolled in the Contemporary Design and its Markets elective. Other students can read it on paper in the library, and make copies. It is on the shelves at AB.ZZZ.MKT.DET.