Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) 茅野 光範,Functional principal component analysis via regularized Gaussian basis expansions and its application to unbalanced data,"MHF Preprint Series, Kyushu University MHF2007-18",,,2007,,,1-19,https://cir.nii.ac.jp/crid/1010000781621574528,