APA (7th ed.) Citation

Buček, M., Porubčan, V., & Zigo, P. Solar activity and Perseid meteor heights.

Chicago Style (17th ed.) Citation

Buček, M., Vladimír Porubčan, and P. Zigo. Solar Activity and Perseid Meteor Heights.

MLA (9th ed.) Citation

Buček, M., et al. Solar Activity and Perseid Meteor Heights.