3Elperin T I,Gertsbakh I B.Estimation in a random censoring model with incomplete information:exponential lifetime distribution.IEEE Trans Rel,1988,37(2):223-229.
4Elperin T I,Gertsbakh,I B.Bayse credibility estimation of an exponential parameter for random censoring and incomplete information.IEEE Trans Rel,1990,39(2):204-208.