Bautista, Coleen D. <br/><br/>
Arduino-Based Ultrasonic Blind Walking Stick With Android Application  [manuscript] / 
Coleen D. Bautista and Adrian M. Conde. 
 - Magalang, Pampanga :  Pampanga State Agricultural University,  2019. 
 - xi; 65 leaves + CD ;  28 cm.