On goodness-of-fit for the absence of memory model. - Vilijandas Bagdonavicius; Rüta Levuliene (Kybernetika, 2001)

Modelling and Testing of Presence of Hazard Rates Crossing Under Censoring. - Vilijandas Bagdonavicius; Rüta Levuliene; Mikhail Nikulin (Commun. Stat. Simul. Comput., 2012)

On Accelerated Life Testing When the AFT Model Fails. - Vilijandas Bagdonavicius; Rüta Levuliene (IEEE Trans. Reliab., 2019)