Cita APA (7a ed.)

Bernal, D. A Dynamic stiffness formulation for the analysis of secondary systems. Earthquake engineering & structural dynamics.

Cita Chicago Style (17a ed.)

Bernal, Dionisio. "A Dynamic Stiffness Formulation for the Analysis of Secondary Systems." Earthquake Engineering & Structural Dynamics .

Cita MLA (9a ed.)

Bernal, Dionisio. "A Dynamic Stiffness Formulation for the Analysis of Secondary Systems." Earthquake Engineering & Structural Dynamics, .