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Citation: Ah. Nasri et al., A recursive subdivision algorithm for piecewise circular spline, COMPUT GR F, 20(1), 2001, pp. 35-45

Authors: Wyvill, B Ives, R

Citation: B. Wyvill et R. Ives, Finding out about young people's ideas on drugs and drug use - methodology, DRUG-EDUC P, 7(2), 2000, pp. 127-137

Authors: Wyvill, B Ives, R

Citation: B. Wyvill et R. Ives, Finding out about young people's ideas on drugs and drug use - applicationand limitations, DRUG-EDUC P, 7(2), 2000, pp. 139-146

Authors: Wyvill, B

Citation: B. Wyvill, Drug education in England, DRUG-EDUC P, 6(3), 1999, pp. 353-360

Authors: Wyvill, B Guy, A Galin, E

Citation: B. Wyvill et al., Extending the CSG tree. Warping, blending and Boolean operations in an implicit surface modeling system, COMPUT GR F, 18(2), 1999, pp. 149-158