@article{GDZPPN002318776,
title = {Compact Differentiable 4-Folds with Quaternionic Structures.},
journal = {Mathematische Annalen},
volume = {250},
year = {1980},
pages = {79-96},
zbl = {0411.57024},
url = {http://dml.mathdoc.fr/item/GDZPPN002318776}
}
Kato, Ma. Compact Differentiable 4-Folds with Quaternionic Structures.. Mathematische Annalen, Tome 250 (1980) pp. 79-96. http://gdmltest.u-ga.fr/item/GDZPPN002318776/