A Boselli, JC Cuillandre,
M Fossati, S Boissier… - Astronomy & …, 2016 - aanda.org
Context. Using MegaCam at the CFHT, we obtained a deep narrow band Hα+[NII] wide-field
image of NGC 4569 (M90), the brightest late-type galaxy in the Virgo cluster. The image …