Ramírez, I., Allende Prieto, C., Koesterke, L., Lambert, D. L., & Asplund, M. (2009). Granulation in K-type dwarf stars - II. Hydrodynamic simulations and 3D spectrum synthesis. Astronomy & Astrophysics, 501(3), 1087-1101. doi:10.1051/0004-6361/200911741.