Software specification and design must "Engineer" quality and cost iteratively

Tom Gilb. Software specification and design must "Engineer" quality and cost iteratively. ACM SIGSOFT Software Engineering Notes, 11(1):47-48, 1986. [doi]

@article{Gilb86-0,
  title = {Software specification and design must "Engineer" quality and cost iteratively},
  author = {Tom Gilb},
  year = {1986},
  doi = {10.1145/382300.382311},
  url = {https://doi.org/10.1145/382300.382311},
  researchr = {https://researchr.org/publication/Gilb86-0},
  cites = {0},
  citedby = {0},
  journal = {ACM SIGSOFT Software Engineering Notes},
  volume = {11},
  number = {1},
  pages = {47-48},
}