Bertram C. Bruce. Interacting plans. SIGART Bulletin, 66:8, 1978. [doi]
@article{Bruce78-0,
title = {Interacting plans},
author = {Bertram C. Bruce},
year = {1978},
doi = {10.1145/1045416.1045426},
url = {http://doi.acm.org/10.1145/1045416.1045426},
researchr = {https://researchr.org/publication/Bruce78-0},
cites = {0},
citedby = {0},
journal = {SIGART Bulletin},
volume = {66},
pages = {8},
}