1. Antonello, E., Fugazza, D., Mantegazza, L., & Stefanon, M. 2002, IBVS, 5254
2. Artigau, E., Doyon, R, Vallée, P., Riopel, M., & Nadeau, D. 2004, in Ground-based Instrumentation for Astronomy, ed. A. F. M. Moorwood, & I. Masanori, Proc. SPIE, 5492, 1479
3. Battinelli, P., & Demers, S. 2011, in Why Galaxies care about AGB stars II, ed. F. Kerschbaum, T. Lebzelter, & B. Wing. ASP Conf. Ser., to be published
4. Photometric survey of the polar ring galaxy NGC 6822