George Friedman, Andrew P. Sage. Case studies of systems engineering and management in systems acquisition. Systems Engineering, 7(1):84-97, 2004. [doi]
@article{FriedmanS04-0, title = {Case studies of systems engineering and management in systems acquisition}, author = {George Friedman and Andrew P. Sage}, year = {2004}, doi = {10.1002/sys.10057}, url = {http://dx.doi.org/10.1002/sys.10057}, researchr = {https://researchr.org/publication/FriedmanS04-0}, cites = {0}, citedby = {0}, journal = {Systems Engineering}, volume = {7}, number = {1}, pages = {84-97}, }