COBOL (Norwegian Wikipedia)

Raymond 2004 Raymond, Eric Steven (1. oktober 2004). «COBOL». The Jargon File, version 4.4.8. Arkivert fra originalen 30. august 2014. Besøkt 24. april 2025.

cobolstandard.info (Global: low place; Norwegian: low place)

COBOL Standard 2014 COBOL Task Group (10. mars 2014). «COBOLStandard.info». Arkivert fra originalen 10. januar 2017. Besøkt 24. april 2025.

cobolworx.com (Global: low place; Norwegian: low place)

Cobolworks 2025 Cobolworks (3. juli 2025). «GCC COBOL».

computer.org (Global: 6,549^th place; Norwegian: 9,410^th place)

Cook 1978 Margaret M. Cook (Juni 1978). Ghosh, Sakti P.; Liu, Leonard Y., red. Data Base Facility for COBOL 80 (PDF). 1978 National Computer Conference. Anaheim, California: AFIPS Press. doi:10.1109/AFIPS.1978.63. lccn: 55-44701.

doi.org (Global: 2^nd place; Norwegian: 6^th place)

Identifying Procedural Structure in Cobol Programs (PDF). PASTE '99. September 1999. ISBN 1581131372. doi:10.1145/381788.316163.
Veerman 2006 Veerman, Niels; Verhoeven, Ernst-Jan (25. november 2006). «Cobol minefield detection» (PDF). Software: Practice and Experience. 36 (14). doi:10.1002/spe.v36:14.
Tompkins 1983 Tompkins, H. E. (1983). «In defense of teaching structured COBOL as computer science». ACM SIGPLAN Notices. 18 (4): 86–94. doi:10.1145/948176.948186. s2cid 33803213.
Riehle 1992, side 125 Riehle, Richard L. (August 1992). «PERFORM considered harmful». Communications of the ACM. 35 (8): 125–128. doi:10.1145/135226.376106. s2cid 18845698.
Shneiderman 1985, side 349–350 Shneiderman, Ben (Oktober 1985). «The Relationship Between COBOL and Computer Science». Annals of the History of Computing. 7 (4): 348–352. doi:10.1109/MAHC.1985.10041.
Sammet 1978, side 258 Sammet, Jean E. (1978). Wexelblat, Richard L., red. The early history of COBOL. History of Programming Languages. Academic Press. ISBN 0127450408. doi:10.1145/800025.1198367.
Riehle 1992, side 126 Riehle, Richard L. (August 1992). «PERFORM considered harmful». Communications of the ACM. 35 (8): 125–128. doi:10.1145/135226.376106. s2cid 18845698.
Riehle 1992, side 127 Riehle, Richard L. (August 1992). «PERFORM considered harmful». Communications of the ACM. 35 (8): 125–128. doi:10.1145/135226.376106. s2cid 18845698.
Lämmel 2001 Lämmel, Ralf; Verhoef, Chris (November–desember 2001). «Cracking the 500-language problem» (PDF). IEEE Software. 18 (6): 79. doi:10.1109/52.965809.
Howkins 1979 Howkins, T. J.; Harandi, M. T. (April 1979). «Towards more portable COBOL». The Computer Journal. 22 (4): 290. doi:10.1093/comjnl/22.4.290.
Shneiderman 1985, side 350 Shneiderman, Ben (Oktober 1985). «The Relationship Between COBOL and Computer Science». Annals of the History of Computing. 7 (4): 348–352. doi:10.1109/MAHC.1985.10041.
Sammet 1961, side 381 Sammet, Jean E. (Mai 1961). A method of combining ALGOL and COBOL. Papers presented at the 9–11 May 1961, western joint IRE–AIEE–ACM computer conference. ACM. doi:10.1145/1460690.1460734.
Sammet 1985 Sammet, Jean; Garfunkel, Jerome (Oktober 1985). «Summary of Changes in COBOL, 1960–1985». Annals of the History of Computing. 7 (4): 342. doi:10.1109/MAHC.1985.10033. s2cid 17.
Cook 1978 Margaret M. Cook (Juni 1978). Ghosh, Sakti P.; Liu, Leonard Y., red. Data Base Facility for COBOL 80 (PDF). 1978 National Computer Conference. Anaheim, California: AFIPS Press. doi:10.1109/AFIPS.1978.63. lccn: 55-44701.
Shneiderman 1985, side 349 Shneiderman, Ben (Oktober 1985). «The Relationship Between COBOL and Computer Science». Annals of the History of Computing. 7 (4): 348–352. doi:10.1109/MAHC.1985.10041.

ec.gc.ca (Global: 5,606^th place; Norwegian: low place)

collaboration.cmc.ec.gc.ca

Saade 1995 Saade, Henry; Wallace, Ann (Oktober 1995). «COBOL '97: A Status Report». Dr. Dobb's Journal. Arkivert fra originalen 22. april 2014. Besøkt 24. april 2025.

gnu.org (Global: 1,901^st place; Norwegian: 1,303^rd place)

gcc.gnu.org

GCC 15.1 2025 GNU (25. april 2025). «GCC 15 Release Series Changes, New Features, and Fixes».

ibm.com (Global: 1,369^th place; Norwegian: 1,531^st place)

pic.dhe.ibm.com

IBM Cobol 2023 IBM (juni 2013). «ALTER Statement». Enterprise COBOL for z/OS Language Reference.

ibm.com

IBM COBOL 2024 IBM (16. mai 2024). «IBM COBOL Compiler Family».

www-304.ibm.com

Visual COBOL 2013 IBM PartnerWorld (21. august 2013). «Visual COBOL». IBM. Arkivert fra originalen 12. juli 2014. Besøkt 23. april 2025.

isedj.org (Global: low place; Norwegian: low place)

Carr 2013 Carr, Donald E.; Kizior, Ronald J. (31. desember 2013). «Continued Relevance of COBOL in Business and Academia: Current Situation and Comparison to the Year 2000 Study» (PDF). Information Systems Education Journal. 1 (52). s2cid 62485945 issn 1545-679X. Arkivert fra originalen (PDF) 5. mars 2023. Besøkt 25. april 2025.

jaymoseley.com (Global: low place; Norwegian: low place)

Moseley 2015 Moseley, Jay (17. januar 2015). «COBOL Compiler from MVT».

loc.gov (Global: 63^rd place; Norwegian: 140^th place)

lccn.loc.gov

McCracken 1988, side § 8.4 McCracken, Daniel D.; Golden, Donald G. (1988). A Simplified Guide to Structured COBOL Programming (2nd utg.). Wiley. ISBN 978-0471610540. LCCN 87034608.
McCracken 1976, side 355 McCracken, Daniel D. (1976). A Simplified Guide to Structured COBOL Programming. Wiley. ISBN 0-471-58284-0. LCCN 75044399.
CODASYL 1969, side § II.1.1. CODASYL (Juli 1969). CODASYL COBOL Journal of Development 1968. National Bureau of Standards. ISSN 0591-0218. LCCN 73601243. OL14204153M.

microfocus.com (Global: low place; Norwegian: low place)

documentation.microfocus.com

Micro Focus 2014 Micro Focus (5. januar 2014). «The ALTER Statement». Micro Focus Visual COBOL 2.2 for Visual Studio 2013 COBOL Language Reference.

microfocus.com

Micro Focus 2013 Micro Focus (7. mars 2013). «Academia needs more support to tackle the IT skills gap».

nakedcapitalism.com (Global: low place; Norwegian: low place)

Naked capitalism 2016 Naked capitalism (19. juli 2016). «COBOL and Legacy Code as a Systemic Risk».

ncits.org (Global: low place; Norwegian: low place)

ISO 2001 ISO/IEC JTC 1/SC 22/WG 4 (4. desember 2001). ISO/IEC IS 1989:2001 – Programming language COBOL. ISO. Arkivert fra originalen (ZIP of PDF) 24. januar 2002. Besøkt 1. mai 2025. * ISO/IEC JTC 1/SC 22/WG 4 (4. desember 2001). «ISO/IEC IS 1989:2001 – Programming language COBOL». ISO. Arkivert fra originalen (ZIP of PDF) 24. januar 2002. Besøkt 1. mai 2025. (Lenke går til draft N 0147)

scu.edu.tw (Global: low place; Norwegian: low place)

csim.scu.edu.tw

Fujitsu NetCobol 1996 Fujitsu (November 1996). «ALTER Statement (Nucleus)» (PDF). COBOL85 Reference Manual [NetCOBOL]. s. 555. Arkivert fra originalen (PDF) 6. januar 2014. Besøkt 27. april 2025.

sourceforge.io (Global: low place; Norwegian: low place)

gnucobol.sourceforge.io

GnuCOBOL 2024 GNU (11. september 2024). «GnuCOBOL - GNU Project».

sourceforge.net (Global: 1,842^nd place; Norwegian: 1,182^nd place)

GnuCOBOL 2013 Tiffin, Brian (18. september 2013). «September 2013». GNU Cobol. Arkivert fra originalen 5. mai 2014. Besøkt 27. april 2025.

ul.ie (Global: low place; Norwegian: low place)

csis.ul.ie

Coughlan 2002 Coughlan, Michael (2002). «Introduction to COBOL». Arkivert fra originalen 5. mars 2023. Besøkt 23. april 2025.

utexas.edu (Global: 868^th place; Norwegian: 1,778^th place)

cs.utexas.edu

Dijkstra 1975 Dijkstra, Edsger W. (18. juni 1975). «How do we tell truths that might hurt?». University of Texas at Austin. EWD498. Arkivert fra originalen 2. mai 2017. Besøkt 26. april 2025.

vu.nl (Global: 8,771^st place; Norwegian: low place)

cs.vu.nl

Veerman 2006 Veerman, Niels; Verhoeven, Ernst-Jan (25. november 2006). «Cobol minefield detection» (PDF). Software: Practice and Experience. 36 (14). doi:10.1002/spe.v36:14.
Lämmel 2001 Lämmel, Ralf; Verhoef, Chris (November–desember 2001). «Cracking the 500-language problem» (PDF). IEEE Software. 18 (6): 79. doi:10.1109/52.965809.

web.archive.org (Global: 1^st place; Norwegian: 1^st place)

GnuCOBOL 2013 Tiffin, Brian (18. september 2013). «September 2013». GNU Cobol. Arkivert fra originalen 5. mai 2014. Besøkt 27. april 2025.
Fujitsu NetCobol 1996 Fujitsu (November 1996). «ALTER Statement (Nucleus)» (PDF). COBOL85 Reference Manual [NetCOBOL]. s. 555. Arkivert fra originalen (PDF) 6. januar 2014. Besøkt 27. april 2025.
ISO 2001 ISO/IEC JTC 1/SC 22/WG 4 (4. desember 2001). ISO/IEC IS 1989:2001 – Programming language COBOL. ISO. Arkivert fra originalen (ZIP of PDF) 24. januar 2002. Besøkt 1. mai 2025. * ISO/IEC JTC 1/SC 22/WG 4 (4. desember 2001). «ISO/IEC IS 1989:2001 – Programming language COBOL». ISO. Arkivert fra originalen (ZIP of PDF) 24. januar 2002. Besøkt 1. mai 2025. (Lenke går til draft N 0147)
Dijkstra 1975 Dijkstra, Edsger W. (18. juni 1975). «How do we tell truths that might hurt?». University of Texas at Austin. EWD498. Arkivert fra originalen 2. mai 2017. Besøkt 26. april 2025.
Raymond 2004 Raymond, Eric Steven (1. oktober 2004). «COBOL». The Jargon File, version 4.4.8. Arkivert fra originalen 30. august 2014. Besøkt 24. april 2025.
Irwin 1974 McCameron, Fritz (1974). «COBOL Logic and Programming, third edition 1974». Arkivert fra originalen 5. mars 2016. Besøkt 24. april 2025.
Carr 2013 Carr, Donald E.; Kizior, Ronald J. (31. desember 2013). «Continued Relevance of COBOL in Business and Academia: Current Situation and Comparison to the Year 2000 Study» (PDF). Information Systems Education Journal. 1 (52). s2cid 62485945 issn 1545-679X. Arkivert fra originalen (PDF) 5. mars 2023. Besøkt 25. april 2025.
Saade 1995 Saade, Henry; Wallace, Ann (Oktober 1995). «COBOL '97: A Status Report». Dr. Dobb's Journal. Arkivert fra originalen 22. april 2014. Besøkt 24. april 2025.
COBOL Standard 2014 COBOL Task Group (10. mars 2014). «COBOLStandard.info». Arkivert fra originalen 10. januar 2017. Besøkt 24. april 2025.
Visual COBOL 2013 IBM PartnerWorld (21. august 2013). «Visual COBOL». IBM. Arkivert fra originalen 12. juli 2014. Besøkt 23. april 2025.
Coughlan 2002 Coughlan, Michael (2002). «Introduction to COBOL». Arkivert fra originalen 5. mars 2023. Besøkt 23. april 2025.

wisc.edu (Global: 891^st place; Norwegian: 1,761^st place)

pages.cs.wisc.edu

Identifying Procedural Structure in Cobol Programs (PDF). PASTE '99. September 1999. ISBN 1581131372. doi:10.1145/381788.316163.

worldcat.org (Global: 4^th place; Norwegian: 9^th place)

CODASYL 1969, side § II.1.1. CODASYL (Juli 1969). CODASYL COBOL Journal of Development 1968. National Bureau of Standards. ISSN 0591-0218. LCCN 73601243. OL14204153M.

COBOL (Norwegian Wikipedia)

archive.org (Global: 6th place; Norwegian: 26th place)

bibliopolis.com (Global: low place; Norwegian: low place)

books.bibliopolis.com

books.google.com (Global: 3rd place; Norwegian: 33rd place)

catb.org (Global: 7,578th place; Norwegian: low place)

cobolstandard.info (Global: low place; Norwegian: low place)

cobolworx.com (Global: low place; Norwegian: low place)

computer.org (Global: 6,549th place; Norwegian: 9,410th place)

doi.org (Global: 2nd place; Norwegian: 6th place)

ec.gc.ca (Global: 5,606th place; Norwegian: low place)

collaboration.cmc.ec.gc.ca

gnu.org (Global: 1,901st place; Norwegian: 1,303rd place)

gcc.gnu.org

ibm.com (Global: 1,369th place; Norwegian: 1,531st place)

pic.dhe.ibm.com

ibm.com

www-304.ibm.com

isedj.org (Global: low place; Norwegian: low place)

jaymoseley.com (Global: low place; Norwegian: low place)

loc.gov (Global: 63rd place; Norwegian: 140th place)

lccn.loc.gov

microfocus.com (Global: low place; Norwegian: low place)

documentation.microfocus.com

microfocus.com

nakedcapitalism.com (Global: low place; Norwegian: low place)

ncits.org (Global: low place; Norwegian: low place)

scu.edu.tw (Global: low place; Norwegian: low place)

csim.scu.edu.tw

sourceforge.io (Global: low place; Norwegian: low place)

gnucobol.sourceforge.io

sourceforge.net (Global: 1,842nd place; Norwegian: 1,182nd place)

ul.ie (Global: low place; Norwegian: low place)

csis.ul.ie

utexas.edu (Global: 868th place; Norwegian: 1,778th place)

cs.utexas.edu

vu.nl (Global: 8,771st place; Norwegian: low place)

cs.vu.nl

web.archive.org (Global: 1st place; Norwegian: 1st place)

wisc.edu (Global: 891st place; Norwegian: 1,761st place)

pages.cs.wisc.edu

worldcat.org (Global: 4th place; Norwegian: 9th place)

archive.org (Global: 6^th place; Norwegian: 26^th place)

books.google.com (Global: 3^rd place; Norwegian: 33^rd place)

catb.org (Global: 7,578^th place; Norwegian: low place)

computer.org (Global: 6,549^th place; Norwegian: 9,410^th place)

doi.org (Global: 2^nd place; Norwegian: 6^th place)

ec.gc.ca (Global: 5,606^th place; Norwegian: low place)

gnu.org (Global: 1,901^st place; Norwegian: 1,303^rd place)

ibm.com (Global: 1,369^th place; Norwegian: 1,531^st place)

loc.gov (Global: 63^rd place; Norwegian: 140^th place)

sourceforge.net (Global: 1,842^nd place; Norwegian: 1,182^nd place)

utexas.edu (Global: 868^th place; Norwegian: 1,778^th place)

vu.nl (Global: 8,771^st place; Norwegian: low place)

web.archive.org (Global: 1^st place; Norwegian: 1^st place)

wisc.edu (Global: 891^st place; Norwegian: 1,761^st place)

worldcat.org (Global: 4^th place; Norwegian: 9^th place)