Cita APA (7a ed.)

Litinskiĭ, V. M., Kharin, E. P., & Semenov, V. ︠. (1992). Hourly indices of geomagnetic activity for the middle latitudes: Catalogue 1964-1991. Geophysical Committee, Russian Academy of Sciences.

Cita Chicago Style (17a ed.)

Litinskiĭ, V. M., E. P. Kharin, y V. ︠I︡U Semenov. Hourly Indices of Geomagnetic Activity for the Middle Latitudes: Catalogue 1964-1991. Moscow: Geophysical Committee, Russian Academy of Sciences, 1992.

Cita MLA (8a ed.)

Litinskiĭ, V. M., et al. Hourly Indices of Geomagnetic Activity for the Middle Latitudes: Catalogue 1964-1991. Geophysical Committee, Russian Academy of Sciences, 1992.