@article{MS2_1973__33_166333,
     author = {Nils Andreas Baas},
     title = {On {Formal} {Groups} and {Singularities} in {Complex} {Corbordism} {Theory.}},
     journal = {Mathematica Scandinavica},
     pages = {303--313},
     publisher = {mathdoc},
     volume = {33},
     year = {1973},
     zbl = {0281.57028},
     url = {http://geodesic.mathdoc.fr/item/MS2_1973__33_166333/}
}