Infrared radiative transfer in atmospheres of Earth-like planets around F, G, K, and M stars - I. Clear-sky thermal emission spectra and weighting functionsM. Vasquez, F. Schreier, S. Gimeno García, D. Kitzmann, B. Patzer, H. Rauer and T. TrautmannA&A, 549 (2013) A26DOI: https://doi.org/10.1051/0004-6361/201219898