APA (7th ed.) Citation

Kingsburgh, R. L. (2001). O2+ Recombination abundances in planetary nebulae. Universidad Nacional Autónoma de México.

Chicago Style (17th ed.) Citation

Kingsburgh, R. L. O2+ Recombination Abundances in Planetary Nebulae. Universidad Nacional Autónoma de México, 2001.

MLA (9th ed.) Citation

Kingsburgh, R. L. O2+ Recombination Abundances in Planetary Nebulae. Universidad Nacional Autónoma de México, 2001.

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