APA (7th ed.) Citation

Foppiano, A. J., Bravo, M. A., Villalobos, C. U., & Concha, G. V. Ionosonde observations at King George Island, Antarctica: 1986-1991.

Chicago Style (17th ed.) Citation

Foppiano, Alberto J., Manuel A. Bravo, Carlos U. Villalobos, and Guillermo V. Concha. Ionosonde Observations at King George Island, Antarctica: 1986-1991.

MLA (9th ed.) Citation

Foppiano, Alberto J., et al. Ionosonde Observations at King George Island, Antarctica: 1986-1991.