https://library.plymouth.edu/copyright/instructors
https://csulb.libguides.com/copyrightforfaculty/scenarios
https://www.american.edu/library/documents/upload/copyright_for_teaching.pdf
https://copyright.cornell.edu/sites/default/files/2016-10/Fair_Use_Checklist.pdf
https://copyright.cornell.edu/sites/default/files/Copyright_Guidelines.pdf