APA (7th ed.) Citation

Yan, Z. (1999). A smart card based off-line electronic cash payment system with fair transactions.

Chicago Style (17th ed.) Citation

Yan, Zheng. A Smart Card Based Off-line Electronic Cash Payment System with Fair Transactions. 1999.

MLA (8th ed.) Citation

Yan, Zheng. A Smart Card Based Off-line Electronic Cash Payment System with Fair Transactions. 1999.

Warning: These citations may not always be 100% accurate.