Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Takeshi Katsuki and Masaaki Goto,Numerical analysis of the human nostril by the fourier series,Journal of Cranio-Maxillofacial Surgery,1010-5182,Elsevier BV,1990-02-01,18,,74-79,https://cir.nii.ac.jp/crid/1872272492768693760,https://doi.org/10.1016/s1010-5182(05)80202-1