Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) UEHARA Ryuhei,Computational Complexity of Puzzles and Related Topics,Interdisciplinary Information Sciences,1340-9050,The Editorial Committee of the Interdisciplinary Information Sciences,2023,29,2,119-140,https://cir.nii.ac.jp/crid/1390296808234333312,https://doi.org/10.4036/iis.2022.r.06