autores Cecília Maria Vasconcelos Costa e Castro Maria Emilia Feijão Queiroz de Athayde Azevedo, C. Athayde, Emilia Leiva, V. Athayde, E. Leiva, V. Balakrishnan, N. Azevedo, C.
palavras-chave Failure rate Generalized Birnbaum-Saunders distribution Lifetime data Likelihood methods Moment estimation Monte Carlo methods