D. PANDEY; M. K. SHARMA. Vague Set Theoretic Approach to Fault Tree Analysis. Journal of International Academy of Physical Sciences, [S. l.], v. 14, n. 1, p. 1–14, 2010. Disponível em: https://www.iaps.org.in/journal/index.php/journaliaps/article/view/156. Acesso em: 17 may. 2024.