http://www.artic.edu/aic/collections/exhibitions/Lichtenstein
_ Whaam! Roy Lichtenstein at Tate Modern
https://youtu.be/Iuxl2-XxPFs
_ The documentary Roy Lichtenstein 1991
https://youtu.be/FjJxcrjMlwU
_ Pop Artist Roy Lichtenstein
https://youtu.be/6jowA-pH-Y8