Media type: E-Article Title: ISHMAEL: An Integrated Software/Hardware Maintenance and Evolution Environment Contributor: Coplien, James O. imprint: Institute of Electrical and Electronics Engineers (IEEE), 1991 Published in: AT&T Technical Journal Language: English DOI: 10.1002/j.1538-7305.1991.tb00497.x ISSN: 8756-2324 Keywords: General Engineering Origination: Footnote: