@article{EXMA_1996__5_1_233357,
     author = {Gutierrez, Carlos and Mercuri, Francesco and S\'anchez-Bringas, Federico},
     title = {On a conjecture of {Carath\'eodory:} {Analyticity} versus smoothness.},
     journal = {Experimental mathematics},
     pages = {33--37},
     publisher = {mathdoc},
     volume = {5},
     number = {1},
     year = {1996},
     zbl = {0862.57023},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EXMA_1996__5_1_233357/}
}