1. K. Yvon, W. Jeitschko, E. Parthe
2. BLAF - a robust program for tracking out admittable Bravais lattice(s) from the experimental unit-cell data
3. C. K. Fair, 1990, MolEN. An Interactive Intelligent System for Crystal Structure Analysis, Enraf-Nonius, Delft, The Netherlands
4. G. M. Sheldrick, 1990, SHELXS-86 Program for the solution of crystal structures, Univ. of Göttingen, Federal Republic of Germany
5. G. M. Sheldrick, 1993, SHELXL-93 Program for crystal structure determination, Univ. of Göttingen, Federal Republic of Germany