Title	Dual Space Drawing Methods for Ruled Surfaces with Particular Shapes
Author	Rena Ding, Yan Zhang
Citation	Vol. 6  No. 1  pp. 1~12
Keywords	dual space, de Casteljau algorithm, ruled surface, Bezier surface

Title	Logic of Integrating Metric Space and Time
Author	Xie Qi, Liu Dayou, Yu Qiangyuan, Yu Haibo
Citation	Vol. 6  No. 1  pp. 168~172
Keywords	Temporal logic, metric space, distance, spatio-temporal reasoning

Title	Multi-population Genetic Algorithms with Space Partition for Multi-objective Optimization Problems
Author	Dun-wei Gong, Yong Zhou
Citation	Vol. 6  No. 2  pp. 52~58
Keywords	Genetic algorithms, Multi-population, Space partition, Multi-objective optimization problems.

Title	Generation of Authentication Strings From Graphic Keys
Author	Sergio Tenreiro de Magalhaes, Kenneth Revett, Henrique M. D. Santos
Citation	Vol. 6  No. 3  pp. 240-246
Keywords	Authentication, Graphic Keys, Passgraphs, Key Space, Password creation.