EAN-13 free barcode generator with bar width reduction (vector PDF, AI, EPS)
EAN-13 Barcode Generator and Format Specification
International Article Number - Wikipedia
Locating and Decoding EAN-13 Barcodes using Python and OpenCV | Dynamsoft Developers Blog
EVAWGIB EV-1000 Cost-Effective 1D CCD Barcode Scanner Code128 Code39 EAN-13 Barcode Reader with USB Cable Wired Bar Code Reader for Supermarket Plug and Play Bar Code Scanners (1D Handheld Scanner): Amazon.co.uk: Stationery
Plastic Cards with Barcode - Plastic Cards Manufacturer - Polskie Karty sp z o.o.