Media type: E-Article Title: Negative ageing properties for counting processes arising in virtual age models Contributor: Badía, F.G.; Sangüesa, C. imprint: Elsevier BV, 2016 Published in: Applied Mathematical Modelling Language: English DOI: 10.1016/j.apm.2015.12.032 ISSN: 0307-904X Keywords: Applied Mathematics ; Modeling and Simulation Origination: Footnote: Access State: Open Access