Hans Rott. Two methods of constructing contractions and revisions of knowledge systems. J. Philosophical Logic, 20(2):149-173, 1991. [doi]
@article{Rott91,
title = {Two methods of constructing contractions and revisions of knowledge systems},
author = {Hans Rott},
year = {1991},
doi = {10.1007/BF00284973},
url = {http://dx.doi.org/10.1007/BF00284973},
researchr = {https://researchr.org/publication/Rott91},
cites = {0},
citedby = {0},
journal = {J. Philosophical Logic},
volume = {20},
number = {2},
pages = {149-173},
}