@article{MZ_1973__130_171859,
     author = {John Roy Dennett},
     title = {The {E.} {H.} {P.} {Spectral} {Sequence.}},
     journal = {Mathematische Zeitschrift},
     pages = {163--174},
     publisher = {mathdoc},
     volume = {130},
     year = {1973},
     zbl = {0238.55014},
     url = {http://geodesic.mathdoc.fr/item/MZ_1973__130_171859/}
}