Satoru Fujishige. Principal structures of submodular systems. Discrete Applied Mathematics, 2(1):77-79, 1980. [doi]
@article{Fujishige80-1,
title = {Principal structures of submodular systems},
author = {Satoru Fujishige},
year = {1980},
doi = {10.1016/0166-218X(80)90057-8},
url = {http://dx.doi.org/10.1016/0166-218X(80)90057-8},
researchr = {https://researchr.org/publication/Fujishige80-1},
cites = {0},
citedby = {0},
journal = {Discrete Applied Mathematics},
volume = {2},
number = {1},
pages = {77-79},
}