PL/I (English Wikipedia)

Radin, G.; H. Paul Rogoway (January 1965). "Highlights of a New Programming Language". Communications of the ACM. 8 (1): 9–17. doi:10.1145/363707.363708. S2CID 17133703.
Radin, G. (August 1978). "The Early History and Characteristics of PL/I". ACM SIGPLAN Notices. 13 (8): 227–241. doi:10.1145/960118.808389. S2CID 13925251.
R. N. Cuff (May 1972). "A Conversational Compiler for Full PL/I". The Computer Journal. 15 (2): 99–104. doi:10.1093/comjnl/15.2.99.
B. L. Marks (1973). "The design of a checkout compiler". IBM Systems Journal. 12 (3): 315–327. doi:10.1147/sj.123.0315.
Robin A. Vowels (March 1996). "PL/I for OS/2". ACM SIGPLAN Notices. 31 (3). Association for Computing Machinery: 22–27. doi:10.1145/227717.227724. S2CID 24441291.
Paul W. Abrahams. The CIMS PL/I compiler. 1979 SIGPLAN symposium on Compiler construction. pp. 107–116. doi:10.1145/800229.806960. ISBN 0-89791-002-8.
Berg, William; Cline, Marshall; Girou, Mike (October 1995). "Lessons learned from the OS/400 OO project". Communications of the ACM. 38 (10): 54–64. doi:10.1145/226239.226253. S2CID 7492851.
Cocke, John; Markstein, Victoria (January 1990). "The evolution of RISC technology at IBM" (PDF). IBM Journal of Research and Development. 34 (1): 4–11. doi:10.1147/rd.341.0004. Retrieved 2022-10-05. The result was the PL.8 language, the ".8" implying that it had about 80 percent of the richness of PL/I.
W. Gellerich; T. Hendel; R. Land; H. Lehmann; M. Mueller; P. H. Oden; H. Penner (May 2004). "The GNU 64-bit PL8 compiler: Toward an open standard environment for firmware development" (PDF). IBM Journal of Research and Development. 48 (3.4). IBM: 543–556. doi:10.1147/rd.483.0543. S2CID 19020943. Archived from the original (PDF) on 2021-01-24. Retrieved 2021-02-26.
Marc Auslander; Martin Hopkins (June 1982). An overview of the PL.8 compiler (PDF). SIGPLAN '82 Proceedings of the 1982 SIGPLAN symposium on Compiler construction. ACM. pp. 22–31. doi:10.1145/872726.806977. Retrieved 2021-02-26.
J. von Buttlar; H. Bohm; R. Ernst; A. Horsch; A. Kohler; H. Schein; M. Stetter; K. Theurich (July 2002). "z/CECSIM: An efficient and comprehensive microcode simulator for the IBM eServer z900" (PDF). IBM Journal of Research and Development. 46 (4.5). IBM: 607–615. doi:10.1147/rd.464.0607. S2CID 12745372. Archived from the original (PDF) on 2020-02-11. Retrieved 2021-02-26.
Schultz, G.; D.Rose; C.West; J.Gray (April 1980). "Executable description and validation of SNA". IEEE Transactions on Communications. 28 (4): 661–677. doi:10.1109/TCOM.1980.1094695.

ghostarchive.org

Cutler, Dave (2016-02-25). "Dave Cutler Oral History". youtube.com (Interview). Interviewed by Grant Saviers. Computer History Museum. Archived from the original on 2021-12-11. Retrieved 2021-02-26.

groups.google.com

Dan Hicks (1998-08-21). "UNIX vs AS/400?". Newsgroup: comp.sys.ibm.as400.misc.

handle.net

hdl.handle.net

Hart, Timothy P. (October 1963). "MACRO Definitions for LISP". Artificial Intelligence Memos. No. 57. hdl:1721.1/6111.

highbeam.com

Pearkins, Jon E. (December 1, 1995). "Open PL/I: Liant addresses PL/I legacy applications". Enterprise Systems Journal. Archived from the original on November 3, 2012. Retrieved February 3, 2010. Open PL/I estimated that in 1995 20% of mainframe legacy applications were in PL/I, with 60% in COBOL: there were 300,000 PL/I programmers worldwide

hopl.info

Pigott, Diarmuid. "PL/MP". Online Historical Encyclopaedia of Programming Languages. Archived from the original on August 2, 2020. Retrieved Feb 24, 2021.

ibm.com

"IBM PL/I Compiler Family". IBM. Retrieved 5 July 2021.
"ALTER statement". IBM. 24 September 2021.

www-01.ibm.com

"IBM PL/I Set for AIX Version 1". 19 September 1995. Retrieved 13 May 2019.

publibfp.dhe.ibm.com

Enterprise PL/I for z/OS PL/I for AIX Rational Developer for System z PL/I for Windows: Language Reference (PDF) (Third ed.). IBM. September 2012. SC14-7285-02. Retrieved July 9, 2023.

illinois.edu

rsim.cs.illinois.edu

Marc Auslander; Martin Hopkins (June 1982). An overview of the PL.8 compiler (PDF). SIGPLAN '82 Proceedings of the 1982 SIGPLAN symposium on Compiler construction. ACM. pp. 22–31. doi:10.1145/872726.806977. Retrieved 2021-02-26.

iron-spring.com

"Iron Spring PL/I Compiler - Programming Guide". ironspring.com. 2020-09-15. Retrieved 2021-02-26.

kednos.com

"Kednos PL/I for OpenVMS and Tru64". kednos.com. 2016-11-02. Archived from the original on 2021-03-14. Retrieved 2021-03-30.
"Chapter 8: Program Control". Kednos PL/I for OpenVMS Systems Reference Manual. January 2007. Archived from the original on 2016-08-18. Retrieved 2017-11-05.

microfocus.com

"What's New in Studio and Server Enterprise Edition 6.0 Service Pack 2 - Wrap Pack 1" (PDF). Micro Focus. p. 1. Archived from the original (PDF) on November 7, 2017.

documentation.microfocus.com

"Enterprise > Micro Focus Studio Enterprise Edition for UNIX > Welcome > Product Information > Installing Studio Enterprise Edition for UNIX > System Requirements". Micro Focus. Archived from the original on 2017-11-07. Retrieved 2017-11-05.

midrange.com

archive.midrange.com

Leif Svalgaard (2003-10-08). "Re: Re: MI emulator". MI400 (Mailing list). Retrieved 2021-02-26.
Dave McKenzie (2004-09-01). "RE: Dave McKenzie's UNDELete utility - a LifeSaver!". Midrange Archive MI400. Retrieved 2021-05-24.

multicians.org

R. A. Frieburghouse. "The Multics PL/1 Compiler". Multicians.org.
Tom Van Vleck (ed.). "The Choice of PL/I". Multicians.org.

narkive.com

comp.answers.narkive.com

Robin Vowels (2010-04-01). "PL/I Frequently Asked Questions (FAQ)". Newsgroup: comp.answers.

nytimes.com

"Changes at I.B.M." The New York Times. June 20, 1984.

oracle.com

docs.oracle.com

semanticscholar.org

api.semanticscholar.org

Radin, G.; H. Paul Rogoway (January 1965). "Highlights of a New Programming Language". Communications of the ACM. 8 (1): 9–17. doi:10.1145/363707.363708. S2CID 17133703.
Radin, G. (August 1978). "The Early History and Characteristics of PL/I". ACM SIGPLAN Notices. 13 (8): 227–241. doi:10.1145/960118.808389. S2CID 13925251.
Robin A. Vowels (March 1996). "PL/I for OS/2". ACM SIGPLAN Notices. 31 (3). Association for Computing Machinery: 22–27. doi:10.1145/227717.227724. S2CID 24441291.
Berg, William; Cline, Marshall; Girou, Mike (October 1995). "Lessons learned from the OS/400 OO project". Communications of the ACM. 38 (10): 54–64. doi:10.1145/226239.226253. S2CID 7492851.
W. Gellerich; T. Hendel; R. Land; H. Lehmann; M. Mueller; P. H. Oden; H. Penner (May 2004). "The GNU 64-bit PL8 compiler: Toward an open standard environment for firmware development" (PDF). IBM Journal of Research and Development. 48 (3.4). IBM: 543–556. doi:10.1147/rd.483.0543. S2CID 19020943. Archived from the original (PDF) on 2021-01-24. Retrieved 2021-02-26.
J. von Buttlar; H. Bohm; R. Ernst; A. Horsch; A. Kohler; H. Schein; M. Stetter; K. Theurich (July 2002). "z/CECSIM: An efficient and comprehensive microcode simulator for the IBM eServer z900" (PDF). IBM Journal of Research and Development. 46 (4.5). IBM: 607–615. doi:10.1147/rd.464.0607. S2CID 12745372. Archived from the original (PDF) on 2020-02-11. Retrieved 2021-02-26.

pdfs.semanticscholar.org

W. Gellerich; T. Hendel; R. Land; H. Lehmann; M. Mueller; P. H. Oden; H. Penner (May 2004). "The GNU 64-bit PL8 compiler: Toward an open standard environment for firmware development" (PDF). IBM Journal of Research and Development. 48 (3.4). IBM: 543–556. doi:10.1147/rd.483.0543. S2CID 19020943. Archived from the original (PDF) on 2021-01-24. Retrieved 2021-02-26.
J. von Buttlar; H. Bohm; R. Ernst; A. Horsch; A. Kohler; H. Schein; M. Stetter; K. Theurich (July 2002). "z/CECSIM: An efficient and comprehensive microcode simulator for the IBM eServer z900" (PDF). IBM Journal of Research and Development. 46 (4.5). IBM: 607–615. doi:10.1147/rd.464.0607. S2CID 12745372. Archived from the original (PDF) on 2020-02-11. Retrieved 2021-02-26.

springer.com

extras.springer.com

In his slides on IBM Operating System/360 Fred Brooks says OS/360 should have been written in PL/I not PL/S and Assembler. The article is a great summary of the OS/360 program. "The /360 Architecture and Its Operating System" Archived 2020-07-28 at the Wayback Machine, 2001.

stratus.com

stratadoc.stratus.com

OpenVOS PL/I Language Manual (R009). Marlboro, Massachusetts: Stratus Computer, Inc. 1995. OpenVOS PL/I.

teampli.net

"SL/1 (Student Language/One)".

tutorialride.com

"GO TO Statement in COBOL".

upenn.edu

cis.upenn.edu

Cocke, John; Markstein, Victoria (January 1990). "The evolution of RISC technology at IBM" (PDF). IBM Journal of Research and Development. 34 (1): 4–11. doi:10.1147/rd.341.0004. Retrieved 2022-10-05. The result was the PL.8 language, the ".8" implying that it had about 80 percent of the richness of PL/I.

uwaterloo.ca

plg.uwaterloo.ca

Richard C. Holt (November 5, 1972). "Teaching the Fatal Disease (or) Introductory Computer Programming Using PL/I". Archived from the original on April 15, 2011. Retrieved May 30, 2010.

uwplatt.edu

atlas.ion.uwplatt.edu

"Microsoft.CodeAnalysis.CSharp A Binder converts names".^{[permanent dead link‍]}

web.archive.org

Tom Linden (2004-05-21). "RE: Dave Cutler and VMS #2". Newsgroup: comp.os.vms. Archived from the original on June 14, 2021. Retrieved 2021-02-26.{{cite newsgroup}}: CS1 maint: unfit URL (link)
"Kednos PL/I for OpenVMS and Tru64". kednos.com. 2016-11-02. Archived from the original on 2021-03-14. Retrieved 2021-03-30.
Richard C. Holt (November 5, 1972). "Teaching the Fatal Disease (or) Introductory Computer Programming Using PL/I". Archived from the original on April 15, 2011. Retrieved May 30, 2010.
Peter Norton (May 15, 1984). "The Norton chronicles". PC Magazine. Archived from the original on July 6, 2011. Retrieved January 25, 2010.
"What's New in Studio and Server Enterprise Edition 6.0 Service Pack 2 - Wrap Pack 1" (PDF). Micro Focus. p. 1. Archived from the original (PDF) on November 7, 2017.
"Enterprise > Micro Focus Studio Enterprise Edition for UNIX > Welcome > Product Information > Installing Studio Enterprise Edition for UNIX > System Requirements". Micro Focus. Archived from the original on 2017-11-07. Retrieved 2017-11-05.
Pigott, Diarmuid. "PL/MP". Online Historical Encyclopaedia of Programming Languages. Archived from the original on August 2, 2020. Retrieved Feb 24, 2021.
W. Gellerich; T. Hendel; R. Land; H. Lehmann; M. Mueller; P. H. Oden; H. Penner (May 2004). "The GNU 64-bit PL8 compiler: Toward an open standard environment for firmware development" (PDF). IBM Journal of Research and Development. 48 (3.4). IBM: 543–556. doi:10.1147/rd.483.0543. S2CID 19020943. Archived from the original (PDF) on 2021-01-24. Retrieved 2021-02-26.
J. von Buttlar; H. Bohm; R. Ernst; A. Horsch; A. Kohler; H. Schein; M. Stetter; K. Theurich (July 2002). "z/CECSIM: An efficient and comprehensive microcode simulator for the IBM eServer z900" (PDF). IBM Journal of Research and Development. 46 (4.5). IBM: 607–615. doi:10.1147/rd.464.0607. S2CID 12745372. Archived from the original (PDF) on 2020-02-11. Retrieved 2021-02-26.
Pearkins, Jon E. (December 1, 1995). "Open PL/I: Liant addresses PL/I legacy applications". Enterprise Systems Journal. Archived from the original on November 3, 2012. Retrieved February 3, 2010. Open PL/I estimated that in 1995 20% of mainframe legacy applications were in PL/I, with 60% in COBOL: there were 300,000 PL/I programmers worldwide
In his slides on IBM Operating System/360 Fred Brooks says OS/360 should have been written in PL/I not PL/S and Assembler. The article is a great summary of the OS/360 program. "The /360 Architecture and Its Operating System" Archived 2020-07-28 at the Wayback Machine, 2001.
"Chapter 8: Program Control". Kednos PL/I for OpenVMS Systems Reference Manual. January 2007. Archived from the original on 2016-08-18. Retrieved 2017-11-05.

yale.edu

cs.yale.edu

The PL/I machine defined in the standard is covered in The Definition Mechanism for Standard PL/I. Michael Marcotty, Frederick G Sayward.

youtube.com

Cutler, Dave (2016-02-25). "Dave Cutler Oral History". youtube.com (Interview). Interviewed by Grant Saviers. Computer History Museum. Archived from the original on 2021-12-11. Retrieved 2021-02-26.