Herman Akdag, Michel De Glas, Daniel Pacholczyk. A qualitative theory of uncertainty. Fundamenta Informaticae, 17(4):333-362, 1992.
@article{AkdagGP92, title = {A qualitative theory of uncertainty}, author = {Herman Akdag and Michel De Glas and Daniel Pacholczyk}, year = {1992}, researchr = {https://researchr.org/publication/AkdagGP92}, cites = {0}, citedby = {0}, journal = {Fundamenta Informaticae}, volume = {17}, number = {4}, pages = {333-362}, }