“DEVELOPMENT OF ALEXA BASED SMART LIBRARY WITH RFID DOOR LOCK AND BOOK FINDER SYSTEM USING ESP 32 AND ARDUINO UNO”. 2026. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 7 (1). https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/15108.