System of systems lead system integrators: Where Do they spend their time and what makes them more or less efficient?

Jo Ann Lane, Barry W. Boehm. System of systems lead system integrators: Where Do they spend their time and what makes them more or less efficient?. Systems Engineering, 11(1):81-91, 2008. [doi]

@article{LaneB08,
  title = {System of systems lead system integrators: Where Do they spend their time and what makes them more or less efficient?},
  author = {Jo Ann Lane and Barry W. Boehm},
  year = {2008},
  doi = {10.1002/sys.20085},
  url = {http://dx.doi.org/10.1002/sys.20085},
  researchr = {https://researchr.org/publication/LaneB08},
  cites = {0},
  citedby = {0},
  journal = {Systems Engineering},
  volume = {11},
  number = {1},
  pages = {81-91},
}