Kim, Taehyun; Sheth, Kartik; Hinz, Joannah L.; Lee, Myung Gyoon; Zaritsky, Dennis; Gadotti, Dimitri A.; Knapen, Johan H.; Schinnerer, Eva; Ho, Luis C.; Laurikainen, Eija; Salo, Heikki; Athanassoula, E.; Bosma, Albert; de Swardt, Bonita; Muñoz-Mateos, Juan-Carlos; Madore, Barry F.; Comerón, Sébastien; Regan, Michael W.; Menéndez-Delmestre, Karín; de Paz, Armando Gil; Seibert, Mark; Laine, Jarkko; Erroz-Ferrer, Santiago; Mizusawa, Trisha (1 Temmuz 2012). "Early-type galaxies with tidal debris and their scaling relations in the Spitzer survey of stellar structure in galaxies (S4G)". The Astrophysical Journal. 753 (1). s. 43. arXiv:1204.3879. doi:10.1088/0004-637X/753/1/43.
Duc, Pierre-Alain; Cuillandre, Jean-Charles; Serra, Paolo; Michel-Dansac, Leo; Ferriere, Etienne; Alatalo, Katherine; Blitz, Leo; Bois, Maxime; Bournaud, Frédéric; Bureau, Martin; Cappellari, Michele; Davies, Roger L.; Davis, Timothy A.; de Zeeuw, P. T.; Emsellem, Eric; Khochfar, Sadegh; Krajnović, Davor; Kuntschner, Harald; Lablanche, Pierre-Yves; McDermid, Richard M.; Morganti, Raffaella; Naab, Thorsten; Oosterloo, Tom; Sarzi, Marc; Scott, Nicholas; Weijmans, Anne-Marie; Young, Lisa M. (21 Ekim 2011). "The ATLAS3D project - IX. The merger origin of a fast- and a slow-rotating early-type galaxy revealed with deep optical imaging: ilk results". Monthly Notices of the Royal Astronomical Society. 417 (2). ss. 863-881. arXiv:1105.5654. doi:10.1111/j.1365-2966.2011.19137.x.
Kim, Taehyun; Sheth, Kartik; Hinz, Joannah L.; Lee, Myung Gyoon; Zaritsky, Dennis; Gadotti, Dimitri A.; Knapen, Johan H.; Schinnerer, Eva; Ho, Luis C.; Laurikainen, Eija; Salo, Heikki; Athanassoula, E.; Bosma, Albert; de Swardt, Bonita; Muñoz-Mateos, Juan-Carlos; Madore, Barry F.; Comerón, Sébastien; Regan, Michael W.; Menéndez-Delmestre, Karín; de Paz, Armando Gil; Seibert, Mark; Laine, Jarkko; Erroz-Ferrer, Santiago; Mizusawa, Trisha (1 Temmuz 2012). "Early-type galaxies with tidal debris and their scaling relations in the Spitzer survey of stellar structure in galaxies (S4G)". The Astrophysical Journal. 753 (1). s. 43. arXiv:1204.3879. doi:10.1088/0004-637X/753/1/43.
Ebneter, Kate; Davis, Marc; Djorgovski, S. (Şubat 1988). "A search for features in early-type galaxies". The Astronomical Journal. Cilt 95. s. 422. Bibcode:1988AJ.....95..422E. doi:10.1086/114644.
Duc, Pierre-Alain; Cuillandre, Jean-Charles; Serra, Paolo; Michel-Dansac, Leo; Ferriere, Etienne; Alatalo, Katherine; Blitz, Leo; Bois, Maxime; Bournaud, Frédéric; Bureau, Martin; Cappellari, Michele; Davies, Roger L.; Davis, Timothy A.; de Zeeuw, P. T.; Emsellem, Eric; Khochfar, Sadegh; Krajnović, Davor; Kuntschner, Harald; Lablanche, Pierre-Yves; McDermid, Richard M.; Morganti, Raffaella; Naab, Thorsten; Oosterloo, Tom; Sarzi, Marc; Scott, Nicholas; Weijmans, Anne-Marie; Young, Lisa M. (21 Ekim 2011). "The ATLAS3D project - IX. The merger origin of a fast- and a slow-rotating early-type galaxy revealed with deep optical imaging: ilk results". Monthly Notices of the Royal Astronomical Society. 417 (2). ss. 863-881. arXiv:1105.5654. doi:10.1111/j.1365-2966.2011.19137.x.
Ebneter, Kate; Davis, Marc; Djorgovski, S. (Şubat 1988). "A search for features in early-type galaxies". The Astronomical Journal. Cilt 95. s. 422. Bibcode:1988AJ.....95..422E. doi:10.1086/114644.