Aiyar, Shankar. Aadhaar : a biometric history of India's 12-digit revolution - Chennai Westland Pub. 2017 - xiii, 266 - NULL . ISBN: 9789386224958 Subjects--Topical Terms: Aadhaar,biometric,history,India's,12-digit,revolution Dewey Class. No.: 900.54 AIY;1 R