1. The Pursuit of Perfect Packing;Weaire,2008
2. Dense Sphere Packings: A Blueprint for Formal Proofs;Hales,2012
3. Aristotle: on the Heavens;Stocks,2014
4. The Six-Cornered Snowflake;Kepler,2010
5. Freezing of polydisperse hard spheres;McRae;J. Chem. Phys.,1988