@inbook{Cowan+2015+49+52,
url = {https://doi.org/10.9783/9781512801576-006},
title = {5. A Present of the Future},
booktitle = {Planning for Human Systems},
booktitle = {Essays in Honor of Russell L. Ackoff},
author = {Thomas A. Cowan},
editor = {Jean-Marc Choukroun and Roberta M. Snow},
publisher = {University of Pennsylvania Press},
address = {Philadelphia},
pages = {49--52},
doi = {doi:10.9783/9781512801576-006},
isbn = {9781512801576},
year = {2015},
lastchecked = {2026-04-29}
}