Ya'u, B. I. (2020). Systematic requirements pattern meta-model: Towards achieving variability and tracebility in requirements reuse (RR). Kulliyyah of Information and Communication Technology, International Islamic University Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Ya'u, Badamasi Imam. Systematic Requirements Pattern Meta-model: Towards Achieving Variability and Tracebility in Requirements Reuse (RR). Kuala Lumpur: Kulliyyah of Information and Communication Technology, International Islamic University Malaysia, 2020.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Ya'u, Badamasi Imam. Systematic Requirements Pattern Meta-model: Towards Achieving Variability and Tracebility in Requirements Reuse (RR). Kulliyyah of Information and Communication Technology, International Islamic University Malaysia, 2020.