@article{MABA_1994_8_4_a2,
     author = {Chrisina P. Draganova},
     title = {Characterization of the {Smoothest} {Periodic} {Interpolant}},
     journal = {Mathematica balkanica},
     pages = {297},
     publisher = {mathdoc},
     volume = {8},
     number = {4},
     year = {1994},
     url = {http://geodesic.mathdoc.fr/item/MABA_1994_8_4_a2/}
}