APA (7th ed.) Citation

Simsek, B. A. (2000). An on-line human signature verification system. [publisher not identified].

Chicago Style (17th ed.) Citation

Simsek, Burc A. An On-line Human Signature Verification System. [Place of publication not identified]: [publisher not identified], 2000.

MLA (9th ed.) Citation

Simsek, Burc A. An On-line Human Signature Verification System. [publisher not identified], 2000.