Analysis of information sources in references of the Wikipedia article "Jerry Seinfeld" in Vietnamese language version.
"' was inspired by Carl, Norman Lear and (the late) Betty Seinfeld,' Shapiro told Deadline. 'Jerry Seinfeld's mom was so vivacious, and she was always having fun and laughing all the way into her 99th year.'
Kalmen Seinfeld died in 1985 in Florida.... The death certificate noted that he worked in the sign business and was survived by his wife, the former Betty Hesney.
