APA (7th ed.) Citation

Syrový, V., Jindra, R., & Štěpánek, J. Air column resonance frequencies and their dependencies in cylindrical tubes.

Chicago Style (17th ed.) Citation

Syrový, Václav, Rudolf Jindra, and Jan Štěpánek. Air Column Resonance Frequencies and Their Dependencies in Cylindrical Tubes.

MLA (9th ed.) Citation

Syrový, Václav, et al. Air Column Resonance Frequencies and Their Dependencies in Cylindrical Tubes.