APA-viite (7. p.)

Songzhe Zhu. Analyzing dynamic performance of power systems over parameter space using normal forms of vector fields-part I: Identification of vulnerable regions. IEEE Transactions on power systems.

Chicago-viite (17. p.)

Songzhe Zhu. "Analyzing Dynamic Performance of Power Systems over Parameter Space Using Normal Forms of Vector Fields-part I: Identification of Vulnerable Regions." IEEE Transactions on Power Systems .

MLA-viite (9. p.)

Songzhe Zhu. "Analyzing Dynamic Performance of Power Systems over Parameter Space Using Normal Forms of Vector Fields-part I: Identification of Vulnerable Regions." IEEE Transactions on Power Systems, .