@article{10_4064_aa_40_1_9_40,
     author = {Kazuyuki Hatada},
     title = {On the rationality of periods of primitive forms},
     journal = {Acta Arithmetica},
     pages = {9--40},
     publisher = {mathdoc},
     volume = {40},
     number = {1},
     year = {1981},
     doi = {10.4064/aa-40-1-9-40},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa-40-1-9-40/}
}