@article{AM2_1969__2_182351,
     author = {J.A. BAKER},
     title = {A {Sine} {Functional} {Equation} {(Short} {Communication)}},
     journal = {Aequationes mathematicae},
     pages = {397--397},
     publisher = {mathdoc},
     volume = {2},
     year = {1969},
     url = {http://geodesic.mathdoc.fr/item/AM2_1969__2_182351/}
}