The source of the solar oscillations: Convective or magnetic?P. F. Moretti, A. Cacciani, A. Hanslmeier, M. Messerotti, M. Oliviero, W. Otruba, G. Severino and A. WarmuthA&A, 372 3 (2001) 1038-1047DOI: https://doi.org/10.1051/0004-6361:20010588