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Mahmud, Nasif, R. K. Saha, R. B. Zafar, Dr. Md. Belal Hossain Bhuian, Shahzad S. Sarwar, and Department of Electrical and Electronic Engineering. Vibration and Voice Operated Navigation System for Visually Impaired Person. IEEE Computer Society, 2016.

Mahmud, Nasif, et al. Vibration and Voice Operated Navigation System for Visually Impaired Person. IEEE Computer Society, 2016.