1. Molecular models of amino acids, peptides and proteins;Corey;Rev. Sci. Instr.,1953
2. Precision space-filling atomic models;Koltun;Biopolymers,1965
3. The Need for Better Macromolecular Models;Platt;Science,1960
4. Construction of space-filling models of proteins using dihedral angles;Yankeelov;Cold Spring Harbor Symposia on Quantitative Biology,1971