@article{bwmeta1.element.desklight-0be2dcb4-ede9-4b8a-a7c4-28d3749b472a,
author = {R. J. M. Hornblower},
title = {Subharmonic analogues of MacLane's classes},
journal = {Annales Polonici Mathematici},
volume = {26},
year = {1972},
pages = {135-146},
zbl = {0255.31001},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.desklight-0be2dcb4-ede9-4b8a-a7c4-28d3749b472a}
}
R. J. M. Hornblower. Subharmonic analogues of MacLane's classes. Annales Polonici Mathematici, Tome 26 (1972) pp. 135-146. http://gdmltest.u-ga.fr/item/bwmeta1.element.desklight-0be2dcb4-ede9-4b8a-a7c4-28d3749b472a/