Iyaz, S., & unknown. (1997). Validation and improvement of rear-end traffic conflict model for safety evaluation of coordinated signal systems.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Iyaz, Shoukat, و unknown. Validation and Improvement of Rear-end Traffic Conflict Model for Safety Evaluation of Coordinated Signal Systems. 1997.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Iyaz, Shoukat, و unknown. Validation and Improvement of Rear-end Traffic Conflict Model for Safety Evaluation of Coordinated Signal Systems. 1997.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.