@inproceedings{inproceedings928aed13, title = {Fuzzy Markov model: safety and reliability assessment model of fault tolerant systems based on imprecise data}, author = {Cugnasca, Paulo Sérgio and Andrade, Marco Túlio Carvalho de and Camargo Júnior, João Batista and Ranzini, Edith}, year = {1999}, publisher = {System Safety Society}, booktitle = {International System Safety Conference} }