Benfenatki, Hind , Ferreira da Silva, C., Benharkat, Aïcha-Nabila , Ghodous, P. & Maamar, Zakaria  (2017). Linked USDL Extension for Describing Business Services and Users' Requirements in a Cloud Context. International Journal of Systems and Service-Oriented Engineering, 7(3), 15?31. https://doi.org/https://dl.acm.org/doi/10.4018/IJSSOE.2017070102