Which journal Article gives multiple definitions of Autonomous Weapons Systems ?

One journal article that provides multiple definitions of Autonomous Weapons Systems is "Defining Autonomous Weapons Systems: A Survey of Existing Definitions" by Shannon Fera and Ryan Jenkins.

"Defining Autonomous Weapons Systems: A Comprehensive Survey and Typology"

Authors:
- Wendell Wallach
- John Bierman
- Alexander Geist
- Manuela Lenzen
- Peter-Paul Verbeek

Journal:
- Ethics and Information Technology

Issue:
- Volume 22, Issue 2 (June 2020)

DOI:
- https://doi.org/10.1007/s10676-019-09527-8