著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Pekka Lahti and Juha-Pekka Pellonpää,Covariant phase observables in quantum mechanics,Journal of Mathematical Physics,0022-2488,AIP Publishing,1999-10-01,40,10,4688-4698,https://cir.nii.ac.jp/crid/1363670321223212160,https://doi.org/10.1063/1.532998