An approach for the Bayesian estimation in the case of ordered piecewise constant failure rates. - Rómulo I. Zequeira; José E. Valdés (Reliab. Eng. Syst. Saf., 2001)

Active-redundancy allocation in systems. - Rosario Romera; José E. Valdés; Rómulo I. Zequeira (IEEE Trans. Reliab., 2004)

A mixed inventory model with variable lead time and random back-order rate. - Rómulo I. Zequeira; Alfonso Durán; Gil Gutiérrez (Int. J. Syst. Sci., 2005)

On the inspection policy of a two-component parallel system with failure interaction. - Rómulo I. Zequeira; Christophe Bérenguer (Reliab. Eng. Syst. Saf., 2005)

On the optimal allocation of two active redundancies in a two-component series system. - José E. Valdés; Rómulo I. Zequeira (Oper. Res. Lett., 2006)

Periodic imperfect preventive maintenance with two categories of competing failure modes. - Rómulo I. Zequeira; Christophe Bérenguer (Reliab. Eng. Syst. Saf., 2006)