Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Inoue Ayumu,THE KNOT QUANDLE OF THE TWIST-SPUN TREFOIL IS A CENTRAL EXTENSION OF A SCHLÄFLI QUANDLE,Osaka Journal of Mathematics,00306126,"Osaka University and Osaka Metropolitan University, Departments of Mathematics",2023-07,60,3,597-611,https://cir.nii.ac.jp/crid/1390297039773145088,https://doi.org/10.18910/92410