Cita APA (7th ed.)

Hague, M., & Ong, C. (2008). Symbolic Backwards−Reachability Analysis for Higher−Order Pushdown Systems.

Cita Chicago (17th ed.)

Hague, M., i C. Ong. Symbolic Backwards−Reachability Analysis for Higher−Order Pushdown Systems. 2008.

Cita MLA (9th ed.)

Hague, M., i C. Ong. Symbolic Backwards−Reachability Analysis for Higher−Order Pushdown Systems. 2008.

Atenció: Aquestes cites poden no estar 100% correctes.