1. How mandatory second factor affects the authentication user experience;Abbott,2020
2. The case research strategy in studies of information systems;Benbasat;MIS Q.,1987
3. Constructing Grounded Theory: A Practical Guide Through Qualitative Analysis;Charmaz,2006
4. A usability study and critique of two password managers;Chiasson,2006
5. Of two minds about two-factor: understanding everyday fido u2f usability through device comparison and experience sampling;Ciolino,2019