Here are the basic formats for referencing lecture slides. The grey boxes highlight the information that needs to change in each reference. You do not include them in your own work.
The format for lecture slides is very different to other IEEE formatting. Please pay close attention to the punctuation and capitalisation in each of the format and in the examples below.
Lecture slides
J. K. Author. (year). Title of lecture [file format]. Available: https://url.com.