Devereux, N.A., Jacoby, G., & Ciardullo, R. 1995, ``H-alpha and Far-Infrared Emission Within the Early Type Spiral Galaxy M81,'' A. J., 110, 1115. [ADS - Abstract and Full Paper]

McMillan, R., Ciardullo, R., & Jacoby, G.H. 1994, ``Ionized Gas and Planetary Nebulae in the Bulge of the Blue S0 Galaxy NGC 5102,'' A. J., 108, 1610. [ADS - Abstract and Full Paper]

Ciardullo, R., Rubin, V.C., Jacoby, G.H., Ford, H.C., & Ford, W.K., Jr. 1988, ``The Morphology of the Ionized Gas in M31's Bulge,'' A. J., 95, 438. [ADS - Abstract and Full Paper]

Jacoby, G.H., Ford, H., & Ciardullo, R. 1985, ``Ionized Gas in the Center of M31,'' Ap. J., 290, 136. [ADS - Abstract and Full Paper]

What Galaxy is This ???

It's the bulge of M31, the Andromeda Galaxy (in H-alpha)!