Trygve Reenskaug. Prokon/Plan-A Modelling Tool for Project Planning and Control. In IFIP Congress. pages 717-721, 1977.
@inproceedings{Reenskaug77, title = {Prokon/Plan-A Modelling Tool for Project Planning and Control}, author = {Trygve Reenskaug}, year = {1977}, researchr = {https://researchr.org/publication/Reenskaug77}, cites = {0}, citedby = {0}, pages = {717-721}, booktitle = {IFIP Congress}, }