COBRAS/SAMBA: Report on the Phase A Study
Publication date: 03 June 1996
Authors: Bersanelli, M. et al.
Journal: ESA Special Publication
COBRAS/SAMBA: Report on the Phase A Study, ESA D/SCI (96)3, 1996,
(Note that at the time the Study was written, the Planck project was still referred to as COBRAS/SAMBA, so you will find the latter name extensively used.)Link to publication