New spin period determination for comet 6P/d'Arrest P. J. Gutiérrez, J. de León, L. Jorda, J. Licandro, L. M. Lara and P. Lamy A&A, 407 2 (2003) L37-L40 Published online: 17 November 2003 DOI: 10.1051/0004-6361:20031066