CALIFA reveals prolate rotation in massive early-type galaxies: A polar galaxy merger origin?A. Tsatsi, M. Lyubenova, G. van de Ven, J. Chang, J. A. L. Aguerri, J. Falcón-Barroso and A. V. MacciòA&A, 606 (2017) A62DOI: https://doi.org/10.1051/0004-6361/201630218
