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, february 1998.

Movable stationery

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

Movable stationery

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

Martin Gardner

A Quarter-Century of Recreational Mathematics

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

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

Movable stationery

Vol. 7, N. 1, Movable Book Society, New Brunswick, february 1999.

Movable stationery

Vol. 7, N. 2, Movable Book Society, New Brunswick, may 1999.

Movable stationery

Vol. 7, N. 3, Movable Book Society, New Brunswick, august 1999.

Movable stationery

Vol. 7, N. 4, Movable Book Society, New Brunswick, november 1999.