Griffiths, N. M. M. (2003). Neutral Gas Bubbles Surrounding Southern Optical Ring Nebulae: Anon (WR 23) and RCW 52. Universidad Nacional Autónoma de México.
Chicago Style (17th ed.) CitationGriffiths, N. M. McClure. Neutral Gas Bubbles Surrounding Southern Optical Ring Nebulae: Anon (WR 23) and RCW 52. Universidad Nacional Autónoma de México, 2003.
MLA (9th ed.) CitationGriffiths, N. M. McClure. Neutral Gas Bubbles Surrounding Southern Optical Ring Nebulae: Anon (WR 23) and RCW 52. Universidad Nacional Autónoma de México, 2003.
Warning: These citations may not always be 100% accurate.