Discount vouchers and loyalty cards using NFC

MIGUEL ÁNGEL GOMEZ NIETO2026-01-292026-01-29201210.1007/978-3-642-35377-2_142-s2.0-84870352494https://www.scopus.com/inward/record.uri?eid=2-s2.https://ucocris.uco.es/handle/123456789/24215Computer Science (all)Theoretical Computer ScienceComputer Science (all)Theoretical Computer ScienceDiscount vouchers and loyalty cards using NFCconference paper