Naeem Muhammad and Yves Vandewoude and Yolande Berbers and Robert Feldt, Suitability of Requirements Abstraction Model (RAM) Requirements for High-Level System Testing. journal = {International Journal of Computer and Information Engineering}, [online]. World Academy of Science, Engineering and Technology. February 2008, vol. 14(2). 267 - 273 [viewed 19 September 2024]. Available from: https://publications.waset.org/pdf/11418.