Song, Keyao Zhou, Xiang Zang, Shixi Wang, Hai You, Zhong Movie S2.wmv from Design of rigid-foldable doubly curved origami tessellations based on trapezoidal crease patterns An animation of the folding motion of the second example doubly curved origami structure;rigid-foldable;folded ring structure;stacked folded structure 2017-03-30
    https://rs.figshare.com/articles/media/Movie_S2_wmv_from_Design_of_rigid-foldable_doubly_curved_origami_tessellations_based_on_trapezoidal_crease_patterns/4801678
10.6084/m9.figshare.4801678.v1