Michael M. Pickard, Bradley D. Carter. Maintainability: What is it and how do we Measure it?. ACM SIGSOFT Software Engineering Notes, 18(3), 1993.
@article{PickardC93, title = {Maintainability: What is it and how do we Measure it?}, author = {Michael M. Pickard and Bradley D. Carter}, year = {1993}, researchr = {https://researchr.org/publication/PickardC93}, cites = {0}, citedby = {0}, journal = {ACM SIGSOFT Software Engineering Notes}, volume = {18}, number = {3}, }