@article{MS2_1984__55_166914,
     author = {James H. Fife},
     title = {Triple products in the {Steenrod} algebra.},
     journal = {Mathematica Scandinavica},
     pages = {201--215},
     year = {1984},
     volume = {55},
     zbl = {0543.55013},
     url = {http://geodesic.mathdoc.fr/item/MS2_1984__55_166914/}
}