Accretion rates and accretion tracers of Herbig Ae/Be stars I. Mendigutía, N. Calvet, B. Montesinos, A. Mora, J. Muzerolle, C. Eiroa, R. D. Oudmaijer and B. Merín A&A, 535 (2011) A99 Published online: 18 November 2011 DOI: 10.1051/0004-6361/201117444