Eric. D. Demaine, Martin L. Demaine e Anna Lubiw

Folding and cutting paper

Proceedings of the Japan Conference on Discrete and Computational Geometry, Waterloo 1998.

Movable stationery

Vol. 6, N. 1, Movable Book Society, New Brunswick, febrero 1998.

Movable stationery

Vol. 6, N. 2, Movable Book Society, New Brunswick, mayo 1998.

Movable stationery

Vol. 6, N. 3, Movable Book Society, New Brunswick, agosto 1998.

Martin Gardner

A Quarter-Century of Recreational Mathematics

Scientific American, agosto 1998, pp. 68-75.

Movable stationery

Vol. 6, N. 4, Movable Book Society, New Brunswick, noviembre 1998.