APA (7th ed.) Citation

Kovalev, A. M., Gorr, G. V., & Nespirnyj, V. N. (2013). Invariant relations for nonautonomous systems of differential equations with application in mechanics.

Chicago Style (17th ed.) Citation

Kovalev, A. M., G. V. Gorr, and V. N. Nespirnyj. Invariant Relations for Nonautonomous Systems of Differential Equations with Application in Mechanics. 2013.

MLA (8th ed.) Citation

Kovalev, A. M., et al. Invariant Relations for Nonautonomous Systems of Differential Equations with Application in Mechanics. 2013.

Warning: These citations may not always be 100% accurate.