APA (7th ed.) Citation

Zerefos, C. S. (1984, April). Evidence of the El Chichón stratospheric volcanic cloud in Northern Greece. Geofísica Internacional.

Chicago Style (17th ed.) Citation

Zerefos, C. S. "Evidence of the El Chichón Stratospheric Volcanic Cloud in Northern Greece." Geofísica Internacional Apr. 1984.

MLA (9th ed.) Citation

Zerefos, C. S. "Evidence of the El Chichón Stratospheric Volcanic Cloud in Northern Greece." Geofísica Internacional, Apr. 1984.

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