Teoh, C. Y. (2008). Two-dimensional barcodes for hardcopy document integrity verification.
Chicago Style (17th ed.) CitationTeoh, Chin Yew. Two-dimensional Barcodes for Hardcopy Document Integrity Verification. 2008.
MLA (8th ed.) CitationTeoh, Chin Yew. Two-dimensional Barcodes for Hardcopy Document Integrity Verification. 2008.
Warning: These citations may not always be 100% accurate.