APA (7th ed.) Citation

Gabryl, J., Cugnon, P., & Clette, F. Polarization observations and results of the 1998 February 26th solar corona.

Chicago Style (17th ed.) Citation

Gabryl, J.-R, P. Cugnon, and F. Clette. Polarization Observations and Results of the 1998 February 26th Solar Corona.

MLA (9th ed.) Citation

Gabryl, J.-R, et al. Polarization Observations and Results of the 1998 February 26th Solar Corona.