Wall, Larry; this is a recursive reference by a noted expert on Larry Wall (3 de marzo de 1999), «Perl, the first postmodern computer language», The following is the text of Larry Wall's talk at Linux World on Wednesday, March 3. He explains why Perl is a fitting language for the postmodern era. As a member of the audience commented: "Another mindbender from Larry.", San Jose Convention Centerr, San Jose, California: O’Reilly Media, Inc., consultado el 19 de noviembre de 2007.