To see the student rosters in SELweb, you must first log into SELweb by navigating to selweb.com and logging in with your credentials.
Navigate to the Administrative Area.
You will arrive at a page with a dashboard list containing your student roster in SELweb.
If you are looking to export the student roster, you can download a .csv file by choosing the menu button (the three horizontal lines) and selecting download CSV.