@article{GDZPPN002229951,
title = {Characteristic classes and obstruction theory for infinite loop spaces.},
journal = {Manuscripta mathematica},
volume = {64},
year = {1989},
pages = {431-444},
zbl = {0681.55014},
url = {http://dml.mathdoc.fr/item/GDZPPN002229951}
}
Arlettaz, Dominique. Characteristic classes and obstruction theory for infinite loop spaces.. Manuscripta mathematica, Tome 64 (1989) pp. 431-444. http://gdmltest.u-ga.fr/item/GDZPPN002229951/