@article{GDZPPN002338076,
title = {Relative homotopical depth and a conjecture of Deligne.},
journal = {Mathematische Annalen},
volume = {295},
year = {1993},
pages = {87-102},
zbl = {0795.32014},
url = {http://dml.mathdoc.fr/item/GDZPPN002338076}
}
Hamm, Helmut A.; Le, Dung Tráng. Relative homotopical depth and a conjecture of Deligne.. Mathematische Annalen, Tome 295 (1993) pp. 87-102. http://gdmltest.u-ga.fr/item/GDZPPN002338076/