Marc Sango and  Olimpia Hoinaru and  Christophe Gransart and  Laurence Duchien,  A Temporal QoS Ontology for ERTMS/ETCS.   journal   = {International Journal of Industrial and Manufacturing Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2015, vol. 97(1). 95 - 101
    [viewed 11 May 2024]. Available from: https://publications.waset.org/pdf/10000168.