@ARTICLE{Hayakawa_Tatsuya_A_2013,
 author={Hayakawa, Tatsuya and Hirano, Hiromichi},
 volume={vol. 63},
 number={No 2},
 journal={Acta Geologica Polonica},
 howpublished={online},
 year={2013},
 publisher={Komitet Nauk Geologicznych PAN},
 publisher={Wydział Geologii UW},
 title={A revised inoceramid biozonation for the Upper Cretaceous based on high-resolution carbon isotope stratigraphy in northwestern Hokkaido, Japan},
 URL={http://journals.pan.pl/Content/81908/PDF/05_hirano.pdf},
 doi={10.2478/agp-2013-0010},
}