@article{MM2_1975__17_154374,
     author = {D.E. Radford and E.J. Taft and R.L. Wilson},
     title = {Forms of {Certain} {Hopf} {Algebras.}},
     journal = {Manuscripta mathematica},
     pages = {333--338},
     publisher = {mathdoc},
     volume = {17},
     year = {1975},
     zbl = {0324.16010},
     url = {http://geodesic.mathdoc.fr/item/MM2_1975__17_154374/}
}