APA (7th ed.) Citation

Sorge, G., Straube, V., & Almeida, A. Investigations of ferroelastic phase transition by ultrasonic methods.

Chicago Style (17th ed.) Citation

Sorge, G., V. Straube, and A. Almeida. Investigations of Ferroelastic Phase Transition by Ultrasonic Methods.

MLA (9th ed.) Citation

Sorge, G., et al. Investigations of Ferroelastic Phase Transition by Ultrasonic Methods.

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