APA (7th ed.) Citation

Salas, A. H. S., Altamirano, G., & Sánchez-Chero, M. Solution to a Damped Duffing Equation Using He’s Frequency Approach. Wiley.

Chicago Style (17th ed.) Citation

Salas, Alvaro H. S., Gilder-Cieza Altamirano, and Manuel Sánchez-Chero. Solution to a Damped Duffing Equation Using He’s Frequency Approach. Wiley.

MLA (9th ed.) Citation

Salas, Alvaro H. S., et al. Solution to a Damped Duffing Equation Using He’s Frequency Approach. Wiley.