3--symmetric and 3--decomposable drawings of $K_n$ (extended version)
3-bounded property in a triangle-free distance-regular graph
3-choosability of planar graphs with (<=4)-cycles far apart
3-Connected Cores In Random Planar Graphs
3-Dimensional Lattice Polytopes Without Interior Lattice Points
3-Uniform hypergraphs of bounded degree have linear Ramsey numbers
321-polygon-avoiding permutations and Chebyshev polynomials
3D Polyominoes inscribed in a rectangular prism