in Archie Comics Digest (Archie, 1973 series) #13 (August 1975)Jughead calls the girls "The Boobsey Twins," a slightly suggestive reference to the famous children's book series "The Bobbsey Twins."
in Archie: The Best of Dan DeCarlo (IDW Publishing, 2010 series) #3 (December 2011)
in Laugh Comics Digest (Archie, 1974 series) #2 (September 1975)
in Archie: The Best of Dan DeCarlo (IDW Publishing, 2010 series) #3 (December 2011)