@article{GDZPPN002105756,
title = {Finite groups of automorphisms of K3 surfaces and the Mathieu group.},
journal = {Inventiones mathematicae},
volume = {93},
year = {1988},
pages = {183-222},
zbl = {0705.14045},
url = {http://dml.mathdoc.fr/item/GDZPPN002105756}
}
Mukai, Shigeru. Finite groups of automorphisms of K3 surfaces and the Mathieu group.. Inventiones mathematicae, Tome 93 (1988) pp. 183-222. http://gdmltest.u-ga.fr/item/GDZPPN002105756/