A stereoscopic representation of impossible rectangle twisted torus figure. - Kana Nakatsu; Tokiichiro Takahashi; Tomoaki Moriya (SIGGRAPH Posters, 2012)

Animating impossible figure from twisted torus to penrose stairs. - Kana Nakatsu; Tokiichiro Takahashi; Tomoaki Moriya (SIGGRAPH ASIA Posters, 2013)