Papers -- Radial Perfect Partitions of Convex Sets in the Plane -- Dudeney Dissection of Polygons -- Effective Use of Geometric Properties for Clustering -- Living with lrs -- On the Existente of a Point Subset with 4 or 5 Interior Points -- Planar Drawing Algorithms of Survivable Telecommunication Networks -- Polygon Cutting: Revisited -- Algorithms for Packing Two Circles in a Convex Polygon -- Folding and Cutting Paper -- An Interpolant Based on Line Segment Voronoi Diagrams -- 2-Dimension Ham Sandwich Theorem for Partitioning into Three Convex Pieces -- NP-Completeness of Stage Illumination Problems -- On the Maximum Degree of Bipartite Embeddings of Trees in the Plane -- Efficient Regular Polygon Dissections -- On Soddy's Hexlet and a Linked 4-Pair -- Approximation Algorithms for Maximum Independent Set Problems and Fractional Coloring Problems on Unit Disk Graphs -- Visibility of Disks on the Lattice Points -- Convex Hull Problem with Imprecise Input -- One-Dimensional Tilings with Congruent Copies of a 3-Point Set -- Polygonal Approximations for Curved Problems: An Application to Arrangements -- Grouping and Querying: A Paradigm to Get Output-Sensitive Algorithms -- Folding and Unfolding in Computational Geometry -- Crossing Numbers -- A Note on the Existente of Plane Spanning Trees of Geometrie Graphs -- Embeddings of Equilateral Polygons in Unit Lattices -- Order-k Voronoi Diagrams, k-Sections, and k-Sets -- "Impossible Objects" Are Not Necessarily Impossible - Mathematical Study on Optical Illusion - -- An Efficient Solution to the Corridor Search Problem.