@article{AM2_1974__11_136437,
     author = {Christopher L. Morgan},
     title = {Addition {Formulae} for {Field-Valued} {Continuous} {Functions} on {Topological} {Groups.}},
     journal = {Aequationes mathematicae},
     pages = {77--96},
     publisher = {mathdoc},
     volume = {11},
     year = {1974},
     zbl = {0289.39010},
     url = {http://geodesic.mathdoc.fr/item/AM2_1974__11_136437/}
}