아래 웹사이트 링크 모음:
https://play.google.com/store/apps/details?id=com.olehyudin.icrosss
https://polyhedra.tessera.li/
http://dmccooey.com/polyhedra/
https://www.polyhedra.net/en/
https://www.georgehart.com/sculpture/sculpture.html
https://www.geogebra.org/m/qwj9aqmn
https://p3d.in/u/laruddy/j2uJ9
http://www.rinusroelofs.nl/rhinoceros/slide-together/slide-035.html
https://www.geogebra.org/m/q2v7pt9x
