1. A Short History: Physical Sputtering;Mattox,2017
2. Vapor-Plating: The Formation of Coatings by Vapor-Deposition Techniques;Powell,1955
3. History and milestones in Ch. 3, The nature of physical sputtering;Wehner,1970
4. Rays of Positive Electricity and their Application to Chemical Analysis;Thompson,1913
5. Sputtering: the material erosion tool;Ramana Murty;Surf. Sci.,2002