Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Schultz, Heinke and Schmidt-Rhaesa, Andreas",Echinoidea with bilateral symmetry. Irregularia,,Walter de Gruyter,2017,Handbuch der Zoologie : eine Naturgeschichte der Stämme des Tierreiches,,9783110371697,,https://cir.nii.ac.jp/crid/1130000796426818048