An empirical formula for the mass-loss rates of dust-enshrouded red supergiants and oxygen-rich Asymptotic Giant Branch starsJ. Th. van Loon, M.-R. L. Cioni, A. A. Zijlstra and C. LoupA&A, 438 1 (2005) 273-289DOI: https://doi.org/10.1051/0004-6361:20042555