@article{BUMI_2011_9_4_2_a6,
     author = {Ferrari Ruffino, Fabio},
     title = {Gysin {Map} and {Atiyah-Hirzebruch} {Spectral} {Sequence}},
     journal = {Bollettino della Unione matematica italiana},
     pages = {263--273},
     publisher = {mathdoc},
     volume = {Ser. 9, 4},
     number = {2},
     year = {2011},
     zbl = {1241.55011},
     mrnumber = {2840607},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/BUMI_2011_9_4_2_a6/}
}