Photometry and polarimetry of the nucleus of comet 2P/EnckeH. Boehnhardt, G. P. Tozzi, S. Bagnulo, K. Muinonen, A. Nathues and L. KolokolovaA&A, 489 3 (2008) 1337-1343DOI: https://doi.org/10.1051/0004-6361:200809922