Larry Wall, Randal L. Schwartz. Programming Perl, 1st Edition. A nutshell handbook, O'Reilly, 1992. [doi]
@book{WallS92, title = {Programming Perl, 1st Edition}, author = {Larry Wall and Randal L. Schwartz}, year = {1992}, url = {http://www.worldcat.org/oclc/31771615}, researchr = {https://researchr.org/publication/WallS92}, cites = {0}, citedby = {0}, series = {A nutshell handbook}, publisher = {O'Reilly}, isbn = {0937175641}, }