The Stagger-grid: A grid of 3D stellar atmosphere models - I. Methods and general propertiesZ. Magic, R. Collet, M. Asplund, R. Trampedach, W. Hayek, A. Chiavassa, R. F. Stein and Å. NordlundA&A, 557 (2013) A26DOI: https://doi.org/10.1051/0004-6361/201321274