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2. Voice assisted smart vision stick for visually impaired;Poornima;Int. J. Control Autom.,2020
3. Intelligent walking stick for blind people using Arduino;Chiranjevulu;Int. J. Eng. Res. Appl.,2020
4. Smart blind stick using Arduino;Soundarya;Int. J. Adv. Res. Comput. Sci.,2020
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